Home / 31,801,963.90-47,702,945.85-10,526,827.90

Finding the Fourth Proportional to 31,801,963.90, 47,702,945.85 and 10,526,827.90

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Solution

The fourth proportional to 31,801,963.90, 47,702,945.85 and 10,526,827.90 is: 15,790,241.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,801,963.90 : 47,702,945.85 = 10,526,827.90 : x
  2. Step 2: Convert to fraction form
    31,801,963.90/47,702,945.85 = 10,526,827.90/x
  3. Step 3: Cross multiply
    31,801,963.90x = 47,702,945.85 × 10,526,827.90
  4. Step 4: Simplify right side
    31,801,963.90x = 502,160,701,285,969.25
  5. Step 5: Solve for x
    x = 502,160,701,285,969.25/31,801,963.90
  6. Step 6: Final answer
    x = 15,790,241.85

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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.