Home / 49,897,177.30-74,845,765.95-42,590,847.70

Finding the Fourth Proportional to 49,897,177.30, 74,845,765.95 and 42,590,847.70

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Solution

The fourth proportional to 49,897,177.30, 74,845,765.95 and 42,590,847.70 is: 63,886,271.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,897,177.30 : 74,845,765.95 = 42,590,847.70 : x
  2. Step 2: Convert to fraction form
    49,897,177.30/74,845,765.95 = 42,590,847.70/x
  3. Step 3: Cross multiply
    49,897,177.30x = 74,845,765.95 × 42,590,847.70
  4. Step 4: Simplify right side
    49,897,177.30x = 3,187,744,618,566,296
  5. Step 5: Solve for x
    x = 3,187,744,618,566,296/49,897,177.30
  6. Step 6: Final answer
    x = 63,886,271.55

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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.