Home / 6,642,711.90-9,957,798.45-3,605,600.70

Finding the Fourth Proportional to 6,642,711.90, 9,957,798.45 and 3,605,600.70

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Solution

The fourth proportional to 6,642,711.90, 9,957,798.45 and 3,605,600.70 is: 5,404,998.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,711.90 : 9,957,798.45 = 3,605,600.70 : x
  2. Step 2: Convert to fraction form
    6,642,711.90/9,957,798.45 = 3,605,600.70/x
  3. Step 3: Cross multiply
    6,642,711.90x = 9,957,798.45 × 3,605,600.70
  4. Step 4: Simplify right side
    6,642,711.90x = 35,903,845,061,778.91
  5. Step 5: Solve for x
    x = 35,903,845,061,778.91/6,642,711.90
  6. Step 6: Final answer
    x = 5,404,998.08

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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.