Home / 31,457,508.05-47,187,943.71-9,893,791.25

Finding the Fourth Proportional to 31,457,508.05, 47,187,943.71 and 9,893,791.25

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Solution

The fourth proportional to 31,457,508.05, 47,187,943.71 and 9,893,791.25 is: 14,841,215.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,457,508.05 : 47,187,943.71 = 9,893,791.25 : x
  2. Step 2: Convert to fraction form
    31,457,508.05/47,187,943.71 = 9,893,791.25/x
  3. Step 3: Cross multiply
    31,457,508.05x = 47,187,943.71 × 9,893,791.25
  4. Step 4: Simplify right side
    31,457,508.05x = 466,867,664,354,673.62
  5. Step 5: Solve for x
    x = 466,867,664,354,673.62/31,457,508.05
  6. Step 6: Final answer
    x = 14,841,215.77

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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.