Home / 49,897,133.20-74,856,586.20-28,342,061.20

Finding the Fourth Proportional to 49,897,133.20, 74,856,586.20 and 28,342,061.20

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Solution

The fourth proportional to 49,897,133.20, 74,856,586.20 and 28,342,061.20 is: 42,519,275.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,897,133.20 : 74,856,586.20 = 28,342,061.20 : x
  2. Step 2: Convert to fraction form
    49,897,133.20/74,856,586.20 = 28,342,061.20/x
  3. Step 3: Cross multiply
    49,897,133.20x = 74,856,586.20 × 28,342,061.20
  4. Step 4: Simplify right side
    49,897,133.20x = 2,121,589,947,303,475.50
  5. Step 5: Solve for x
    x = 2,121,589,947,303,475.50/49,897,133.20
  6. Step 6: Final answer
    x = 42,519,275.38

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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.