Home / 47,277,399.45-65,217,999.58-38,466,702.78

Finding the Fourth Proportional to 47,277,399.45, 65,217,999.58 and 38,466,702.78

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Solution

The fourth proportional to 47,277,399.45, 65,217,999.58 and 38,466,702.78 is: 53,063,862.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,277,399.45 : 65,217,999.58 = 38,466,702.78 : x
  2. Step 2: Convert to fraction form
    47,277,399.45/65,217,999.58 = 38,466,702.78/x
  3. Step 3: Cross multiply
    47,277,399.45x = 65,217,999.58 × 38,466,702.78
  4. Step 4: Simplify right side
    47,277,399.45x = 2,508,721,405,750,025
  5. Step 5: Solve for x
    x = 2,508,721,405,750,025/47,277,399.45
  6. Step 6: Final answer
    x = 53,063,862.12

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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.