Home / 22,700,759.35-31,327,712.54-12,388,147.15

Finding the Fourth Proportional to 22,700,759.35, 31,327,712.54 and 12,388,147.15

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Solution

The fourth proportional to 22,700,759.35, 31,327,712.54 and 12,388,147.15 is: 17,096,005.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,700,759.35 : 31,327,712.54 = 12,388,147.15 : x
  2. Step 2: Convert to fraction form
    22,700,759.35/31,327,712.54 = 12,388,147.15/x
  3. Step 3: Cross multiply
    22,700,759.35x = 31,327,712.54 × 12,388,147.15
  4. Step 4: Simplify right side
    22,700,759.35x = 388,092,312,818,420.25
  5. Step 5: Solve for x
    x = 388,092,312,818,420.25/22,700,759.35
  6. Step 6: Final answer
    x = 17,096,005.77

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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.