Home / 34,779,470.70-52,169,206.05-20,418,753.90

Finding the Fourth Proportional to 34,779,470.70, 52,169,206.05 and 20,418,753.90

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Solution

The fourth proportional to 34,779,470.70, 52,169,206.05 and 20,418,753.90 is: 30,628,130.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,779,470.70 : 52,169,206.05 = 20,418,753.90 : x
  2. Step 2: Convert to fraction form
    34,779,470.70/52,169,206.05 = 20,418,753.90/x
  3. Step 3: Cross multiply
    34,779,470.70x = 52,169,206.05 × 20,418,753.90
  4. Step 4: Simplify right side
    34,779,470.70x = 1,065,230,179,493,341
  5. Step 5: Solve for x
    x = 1,065,230,179,493,341/34,779,470.70
  6. Step 6: Final answer
    x = 30,628,130.85

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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.