Home / 52,452,011.70-78,678,017.55-14,117,400.90

Finding the Fourth Proportional to 52,452,011.70, 78,678,017.55 and 14,117,400.90

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Solution

The fourth proportional to 52,452,011.70, 78,678,017.55 and 14,117,400.90 is: 21,176,101.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,452,011.70 : 78,678,017.55 = 14,117,400.90 : x
  2. Step 2: Convert to fraction form
    52,452,011.70/78,678,017.55 = 14,117,400.90/x
  3. Step 3: Cross multiply
    52,452,011.70x = 78,678,017.55 × 14,117,400.90
  4. Step 4: Simplify right side
    52,452,011.70x = 1,110,729,115,770,585.75
  5. Step 5: Solve for x
    x = 1,110,729,115,770,585.75/52,452,011.70
  6. Step 6: Final answer
    x = 21,176,101.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.