Home / 22,862,252.58-31,549,640.31-12,408,287.28

Finding the Fourth Proportional to 22,862,252.58, 31,549,640.31 and 12,408,287.28

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Solution

The fourth proportional to 22,862,252.58, 31,549,640.31 and 12,408,287.28 is: 17,123,290.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,862,252.58 : 31,549,640.31 = 12,408,287.28 : x
  2. Step 2: Convert to fraction form
    22,862,252.58/31,549,640.31 = 12,408,287.28/x
  3. Step 3: Cross multiply
    22,862,252.58x = 31,549,640.31 × 12,408,287.28
  4. Step 4: Simplify right side
    22,862,252.58x = 391,477,000,547,148.25
  5. Step 5: Solve for x
    x = 391,477,000,547,148.25/22,862,252.58
  6. Step 6: Final answer
    x = 17,123,290.86

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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.