Home / 18,203,423.40-27,305,135.10-9,700,367.40

Finding the Fourth Proportional to 18,203,423.40, 27,305,135.10 and 9,700,367.40

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Solution

The fourth proportional to 18,203,423.40, 27,305,135.10 and 9,700,367.40 is: 14,550,551.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,203,423.40 : 27,305,135.10 = 9,700,367.40 : x
  2. Step 2: Convert to fraction form
    18,203,423.40/27,305,135.10 = 9,700,367.40/x
  3. Step 3: Cross multiply
    18,203,423.40x = 27,305,135.10 × 9,700,367.40
  4. Step 4: Simplify right side
    18,203,423.40x = 264,869,842,376,635.75
  5. Step 5: Solve for x
    x = 264,869,842,376,635.75/18,203,423.40
  6. Step 6: Final answer
    x = 14,550,551.10

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Similar ratio
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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.