Home / 57,853,573.90-79,838,911.92-31,750,520.38

Finding the Fourth Proportional to 57,853,573.90, 79,838,911.92 and 31,750,520.38

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Solution

The fourth proportional to 57,853,573.90, 79,838,911.92 and 31,750,520.38 is: 43,816,255.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,853,573.90 : 79,838,911.92 = 31,750,520.38 : x
  2. Step 2: Convert to fraction form
    57,853,573.90/79,838,911.92 = 31,750,520.38/x
  3. Step 3: Cross multiply
    57,853,573.90x = 79,838,911.92 × 31,750,520.38
  4. Step 4: Simplify right side
    57,853,573.90x = 2,534,927,000,032,985
  5. Step 5: Solve for x
    x = 2,534,927,000,032,985/57,853,573.90
  6. Step 6: Final answer
    x = 43,816,255.92

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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.