Home / 10,363,019.40-15,544,529.10-7,542,923.40

Finding the Fourth Proportional to 10,363,019.40, 15,544,529.10 and 7,542,923.40

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Solution

The fourth proportional to 10,363,019.40, 15,544,529.10 and 7,542,923.40 is: 11,314,385.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,019.40 : 15,544,529.10 = 7,542,923.40 : x
  2. Step 2: Convert to fraction form
    10,363,019.40/15,544,529.10 = 7,542,923.40/x
  3. Step 3: Cross multiply
    10,363,019.40x = 15,544,529.10 × 7,542,923.40
  4. Step 4: Simplify right side
    10,363,019.40x = 117,251,192,290,370.94
  5. Step 5: Solve for x
    x = 117,251,192,290,370.94/10,363,019.40
  6. Step 6: Final answer
    x = 11,314,385.10

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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.