Home / 12,564,863.57-17,337,622.93-7,057,182.92

Finding the Fourth Proportional to 12,564,863.57, 17,337,622.93 and 7,057,182.92

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Solution

The fourth proportional to 12,564,863.57, 17,337,622.93 and 7,057,182.92 is: 9,737,851.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,564,863.57 : 17,337,622.93 = 7,057,182.92 : x
  2. Step 2: Convert to fraction form
    12,564,863.57/17,337,622.93 = 7,057,182.92/x
  3. Step 3: Cross multiply
    12,564,863.57x = 17,337,622.93 × 7,057,182.92
  4. Step 4: Simplify right side
    12,564,863.57x = 122,354,776,310,665.27
  5. Step 5: Solve for x
    x = 122,354,776,310,665.27/12,564,863.57
  6. Step 6: Final answer
    x = 9,737,851.56

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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.