Home / 31,374,617.40-47,061,926.10-11,172,569.40

Finding the Fourth Proportional to 31,374,617.40, 47,061,926.10 and 11,172,569.40

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Solution

The fourth proportional to 31,374,617.40, 47,061,926.10 and 11,172,569.40 is: 16,758,854.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,374,617.40 : 47,061,926.10 = 11,172,569.40 : x
  2. Step 2: Convert to fraction form
    31,374,617.40/47,061,926.10 = 11,172,569.40/x
  3. Step 3: Cross multiply
    31,374,617.40x = 47,061,926.10 × 11,172,569.40
  4. Step 4: Simplify right side
    31,374,617.40x = 525,802,635,449,921.38
  5. Step 5: Solve for x
    x = 525,802,635,449,921.38/31,374,617.40
  6. Step 6: Final answer
    x = 16,758,854.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.