Home / 15,790,711.20-23,686,066.80-9,072,247.20

Finding the Fourth Proportional to 15,790,711.20, 23,686,066.80 and 9,072,247.20

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Solution

The fourth proportional to 15,790,711.20, 23,686,066.80 and 9,072,247.20 is: 13,608,370.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,790,711.20 : 23,686,066.80 = 9,072,247.20 : x
  2. Step 2: Convert to fraction form
    15,790,711.20/23,686,066.80 = 9,072,247.20/x
  3. Step 3: Cross multiply
    15,790,711.20x = 23,686,066.80 × 9,072,247.20
  4. Step 4: Simplify right side
    15,790,711.20x = 214,885,853,205,312.94
  5. Step 5: Solve for x
    x = 214,885,853,205,312.94/15,790,711.20
  6. Step 6: Final answer
    x = 13,608,370.80

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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.