Home / 18,306,003.60-27,459,005.40-4,659,123.60

Finding the Fourth Proportional to 18,306,003.60, 27,459,005.40 and 4,659,123.60

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Solution

The fourth proportional to 18,306,003.60, 27,459,005.40 and 4,659,123.60 is: 6,988,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306,003.60 : 27,459,005.40 = 4,659,123.60 : x
  2. Step 2: Convert to fraction form
    18,306,003.60/27,459,005.40 = 4,659,123.60/x
  3. Step 3: Cross multiply
    18,306,003.60x = 27,459,005.40 × 4,659,123.60
  4. Step 4: Simplify right side
    18,306,003.60x = 127,934,900,091,667.42
  5. Step 5: Solve for x
    x = 127,934,900,091,667.42/18,306,003.60
  6. Step 6: Final answer
    x = 6,988,685.40

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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.