Home / 18,321,000.30-27,481,500.45-16,753,358.70

Finding the Fourth Proportional to 18,321,000.30, 27,481,500.45 and 16,753,358.70

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Solution

The fourth proportional to 18,321,000.30, 27,481,500.45 and 16,753,358.70 is: 25,130,038.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,321,000.30 : 27,481,500.45 = 16,753,358.70 : x
  2. Step 2: Convert to fraction form
    18,321,000.30/27,481,500.45 = 16,753,358.70/x
  3. Step 3: Cross multiply
    18,321,000.30x = 27,481,500.45 × 16,753,358.70
  4. Step 4: Simplify right side
    18,321,000.30x = 460,407,434,653,061.38
  5. Step 5: Solve for x
    x = 460,407,434,653,061.38/18,321,000.30
  6. Step 6: Final answer
    x = 25,130,038.05

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1.5x scale

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.