Home / 16,770,139.13-23,142,251.94-9,428,280.50

Finding the Fourth Proportional to 16,770,139.13, 23,142,251.94 and 9,428,280.50

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Solution

The fourth proportional to 16,770,139.13, 23,142,251.94 and 9,428,280.50 is: 13,010,723.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770,139.13 : 23,142,251.94 = 9,428,280.50 : x
  2. Step 2: Convert to fraction form
    16,770,139.13/23,142,251.94 = 9,428,280.50/x
  3. Step 3: Cross multiply
    16,770,139.13x = 23,142,251.94 × 9,428,280.50
  4. Step 4: Simplify right side
    16,770,139.13x = 218,191,642,691,989.19
  5. Step 5: Solve for x
    x = 218,191,642,691,989.19/16,770,139.13
  6. Step 6: Final answer
    x = 13,010,723.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.