Home / 22,700,757.60-31,327,710.12-12,388,145.40

Finding the Fourth Proportional to 22,700,757.60, 31,327,710.12 and 12,388,145.40

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Solution

The fourth proportional to 22,700,757.60, 31,327,710.12 and 12,388,145.40 is: 17,096,003.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,700,757.60 : 31,327,710.12 = 12,388,145.40 : x
  2. Step 2: Convert to fraction form
    22,700,757.60/31,327,710.12 = 12,388,145.40/x
  3. Step 3: Cross multiply
    22,700,757.60x = 31,327,710.12 × 12,388,145.40
  4. Step 4: Simplify right side
    22,700,757.60x = 388,092,228,015,611.50
  5. Step 5: Solve for x
    x = 388,092,228,015,611.50/22,700,757.60
  6. Step 6: Final answer
    x = 17,096,003.35

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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.