Home / 48,270,905.20-72,406,357.80-38,704,967.20

Finding the Fourth Proportional to 48,270,905.20, 72,406,357.80 and 38,704,967.20

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Solution

The fourth proportional to 48,270,905.20, 72,406,357.80 and 38,704,967.20 is: 58,057,450.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,270,905.20 : 72,406,357.80 = 38,704,967.20 : x
  2. Step 2: Convert to fraction form
    48,270,905.20/72,406,357.80 = 38,704,967.20/x
  3. Step 3: Cross multiply
    48,270,905.20x = 72,406,357.80 × 38,704,967.20
  4. Step 4: Simplify right side
    48,270,905.20x = 2,802,485,703,720,464.50
  5. Step 5: Solve for x
    x = 2,802,485,703,720,464.50/48,270,905.20
  6. Step 6: Final answer
    x = 58,057,450.80

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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.