Home / 31,676,223.72-43,690,607.10-29,071,124.94

Finding the Fourth Proportional to 31,676,223.72, 43,690,607.10 and 29,071,124.94

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Solution

The fourth proportional to 31,676,223.72, 43,690,607.10 and 29,071,124.94 is: 40,097,427.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,676,223.72 : 43,690,607.10 = 29,071,124.94 : x
  2. Step 2: Convert to fraction form
    31,676,223.72/43,690,607.10 = 29,071,124.94/x
  3. Step 3: Cross multiply
    31,676,223.72x = 43,690,607.10 × 29,071,124.94
  4. Step 4: Simplify right side
    31,676,223.72x = 1,270,135,097,708,551.25
  5. Step 5: Solve for x
    x = 1,270,135,097,708,551.25/31,676,223.72
  6. Step 6: Final answer
    x = 40,097,427.93

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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.