Home / 49,791,744.80-74,687,617.20-47,878,557.20

Finding the Fourth Proportional to 49,791,744.80, 74,687,617.20 and 47,878,557.20

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Solution

The fourth proportional to 49,791,744.80, 74,687,617.20 and 47,878,557.20 is: 71,817,835.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,791,744.80 : 74,687,617.20 = 47,878,557.20 : x
  2. Step 2: Convert to fraction form
    49,791,744.80/74,687,617.20 = 47,878,557.20/x
  3. Step 3: Cross multiply
    49,791,744.80x = 74,687,617.20 × 47,878,557.20
  4. Step 4: Simplify right side
    49,791,744.80x = 3,575,935,352,241,904
  5. Step 5: Solve for x
    x = 3,575,935,352,241,904/49,791,744.80
  6. Step 6: Final answer
    x = 71,817,835.80

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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.