Home / 18,016,449.60-27,024,674.40-6,654,547.20

Finding the Fourth Proportional to 18,016,449.60, 27,024,674.40 and 6,654,547.20

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Solution

The fourth proportional to 18,016,449.60, 27,024,674.40 and 6,654,547.20 is: 9,981,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016,449.60 : 27,024,674.40 = 6,654,547.20 : x
  2. Step 2: Convert to fraction form
    18,016,449.60/27,024,674.40 = 6,654,547.20/x
  3. Step 3: Cross multiply
    18,016,449.60x = 27,024,674.40 × 6,654,547.20
  4. Step 4: Simplify right side
    18,016,449.60x = 179,836,971,359,431.69
  5. Step 5: Solve for x
    x = 179,836,971,359,431.69/18,016,449.60
  6. Step 6: Final answer
    x = 9,981,820.80

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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.