Home / 16,587,391.47-22,890,706.30-9,245,689.98

Finding the Fourth Proportional to 16,587,391.47, 22,890,706.30 and 9,245,689.98

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Solution

The fourth proportional to 16,587,391.47, 22,890,706.30 and 9,245,689.98 is: 12,759,111.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,587,391.47 : 22,890,706.30 = 9,245,689.98 : x
  2. Step 2: Convert to fraction form
    16,587,391.47/22,890,706.30 = 9,245,689.98/x
  3. Step 3: Cross multiply
    16,587,391.47x = 22,890,706.30 × 9,245,689.98
  4. Step 4: Simplify right side
    16,587,391.47x = 211,640,373,873,032.91
  5. Step 5: Solve for x
    x = 211,640,373,873,032.91/16,587,391.47
  6. Step 6: Final answer
    x = 12,759,111.30

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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.