Home / 4,768,017.40-7,152,026.10-3,970,199.80

Finding the Fourth Proportional to 4,768,017.40, 7,152,026.10 and 3,970,199.80

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Solution

The fourth proportional to 4,768,017.40, 7,152,026.10 and 3,970,199.80 is: 5,955,299.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768,017.40 : 7,152,026.10 = 3,970,199.80 : x
  2. Step 2: Convert to fraction form
    4,768,017.40/7,152,026.10 = 3,970,199.80/x
  3. Step 3: Cross multiply
    4,768,017.40x = 7,152,026.10 × 3,970,199.80
  4. Step 4: Simplify right side
    4,768,017.40x = 28,394,972,591,814.78
  5. Step 5: Solve for x
    x = 28,394,972,591,814.78/4,768,017.40
  6. Step 6: Final answer
    x = 5,955,299.70

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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.