Home / 6,936,732.85-9,572,042.78-4,145,302.16

Finding the Fourth Proportional to 6,936,732.85, 9,572,042.78 and 4,145,302.16

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Solution

The fourth proportional to 6,936,732.85, 9,572,042.78 and 4,145,302.16 is: 5,720,129.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936,732.85 : 9,572,042.78 = 4,145,302.16 : x
  2. Step 2: Convert to fraction form
    6,936,732.85/9,572,042.78 = 4,145,302.16/x
  3. Step 3: Cross multiply
    6,936,732.85x = 9,572,042.78 × 4,145,302.16
  4. Step 4: Simplify right side
    6,936,732.85x = 39,679,009,614,750
  5. Step 5: Solve for x
    x = 39,679,009,614,750/6,936,732.85
  6. Step 6: Final answer
    x = 5,720,129.42

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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.