Home / 52,002,103.20-77,928,505.20-38,247,914.40

Finding the Fourth Proportional to 52,002,103.20, 77,928,505.20 and 38,247,914.40

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Solution

The fourth proportional to 52,002,103.20, 77,928,505.20 and 38,247,914.40 is: 57,316,966.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002,103.20 : 77,928,505.20 = 38,247,914.40 : x
  2. Step 2: Convert to fraction form
    52,002,103.20/77,928,505.20 = 38,247,914.40/x
  3. Step 3: Cross multiply
    52,002,103.20x = 77,928,505.20 × 38,247,914.40
  4. Step 4: Simplify right side
    52,002,103.20x = 2,980,602,796,209,555
  5. Step 5: Solve for x
    x = 2,980,602,796,209,555/52,002,103.20
  6. Step 6: Final answer
    x = 57,316,966.29

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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.