Home / 31,167,836.60-43,009,564.89-17,934,877.69

Finding the Fourth Proportional to 31,167,836.60, 43,009,564.89 and 17,934,877.69

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Solution

The fourth proportional to 31,167,836.60, 43,009,564.89 and 17,934,877.69 is: 24,748,951.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,167,836.60 : 43,009,564.89 = 17,934,877.69 : x
  2. Step 2: Convert to fraction form
    31,167,836.60/43,009,564.89 = 17,934,877.69/x
  3. Step 3: Cross multiply
    31,167,836.60x = 43,009,564.89 × 17,934,877.69
  4. Step 4: Simplify right side
    31,167,836.60x = 771,371,285,802,268.38
  5. Step 5: Solve for x
    x = 771,371,285,802,268.38/31,167,836.60
  6. Step 6: Final answer
    x = 24,748,951.80

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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.