Home / 49,897,114.80-74,845,672.20-42,590,785.20

Finding the Fourth Proportional to 49,897,114.80, 74,845,672.20 and 42,590,785.20

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Solution

The fourth proportional to 49,897,114.80, 74,845,672.20 and 42,590,785.20 is: 63,886,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,897,114.80 : 74,845,672.20 = 42,590,785.20 : x
  2. Step 2: Convert to fraction form
    49,897,114.80/74,845,672.20 = 42,590,785.20/x
  3. Step 3: Cross multiply
    49,897,114.80x = 74,845,672.20 × 42,590,785.20
  4. Step 4: Simplify right side
    49,897,114.80x = 3,187,735,947,819,812
  5. Step 5: Solve for x
    x = 3,187,735,947,819,812/49,897,114.80
  6. Step 6: Final answer
    x = 63,886,177.80

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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.