Home / 16,487,774.43-22,752,689.72-9,518,216.78

Finding the Fourth Proportional to 16,487,774.43, 22,752,689.72 and 9,518,216.78

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Solution

The fourth proportional to 16,487,774.43, 22,752,689.72 and 9,518,216.78 is: 13,134,885.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487,774.43 : 22,752,689.72 = 9,518,216.78 : x
  2. Step 2: Convert to fraction form
    16,487,774.43/22,752,689.72 = 9,518,216.78/x
  3. Step 3: Cross multiply
    16,487,774.43x = 22,752,689.72 × 9,518,216.78
  4. Step 4: Simplify right side
    16,487,774.43x = 216,565,032,921,682.97
  5. Step 5: Solve for x
    x = 216,565,032,921,682.97/16,487,774.43
  6. Step 6: Final answer
    x = 13,134,885.72

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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.