Home / 48,387,685.20-72,581,527.80-37,428,190.80

Finding the Fourth Proportional to 48,387,685.20, 72,581,527.80 and 37,428,190.80

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Solution

The fourth proportional to 48,387,685.20, 72,581,527.80 and 37,428,190.80 is: 56,142,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,387,685.20 : 72,581,527.80 = 37,428,190.80 : x
  2. Step 2: Convert to fraction form
    48,387,685.20/72,581,527.80 = 37,428,190.80/x
  3. Step 3: Cross multiply
    48,387,685.20x = 72,581,527.80 × 37,428,190.80
  4. Step 4: Simplify right side
    48,387,685.20x = 2,716,595,271,053,904
  5. Step 5: Solve for x
    x = 2,716,595,271,053,904/48,387,685.20
  6. Step 6: Final answer
    x = 56,142,286.20

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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.