Home / 38,960,004.20-58,440,006.30-18,804,612.20

Finding the Fourth Proportional to 38,960,004.20, 58,440,006.30 and 18,804,612.20

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Solution

The fourth proportional to 38,960,004.20, 58,440,006.30 and 18,804,612.20 is: 28,206,918.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,960,004.20 : 58,440,006.30 = 18,804,612.20 : x
  2. Step 2: Convert to fraction form
    38,960,004.20/58,440,006.30 = 18,804,612.20/x
  3. Step 3: Cross multiply
    38,960,004.20x = 58,440,006.30 × 18,804,612.20
  4. Step 4: Simplify right side
    38,960,004.20x = 1,098,941,655,437,056.75
  5. Step 5: Solve for x
    x = 1,098,941,655,437,056.75/38,960,004.20
  6. Step 6: Final answer
    x = 28,206,918.30

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Similar ratio
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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.