Home / 18,149,710.40-27,224,565.60-11,431,246.40

Finding the Fourth Proportional to 18,149,710.40, 27,224,565.60 and 11,431,246.40

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Solution

The fourth proportional to 18,149,710.40, 27,224,565.60 and 11,431,246.40 is: 17,146,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149,710.40 : 27,224,565.60 = 11,431,246.40 : x
  2. Step 2: Convert to fraction form
    18,149,710.40/27,224,565.60 = 11,431,246.40/x
  3. Step 3: Cross multiply
    18,149,710.40x = 27,224,565.60 × 11,431,246.40
  4. Step 4: Simplify right side
    18,149,710.40x = 311,210,717,506,563.88
  5. Step 5: Solve for x
    x = 311,210,717,506,563.88/18,149,710.40
  6. Step 6: Final answer
    x = 17,146,869.60

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Double scale
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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.