Home / 18,344,080.80-27,516,121.20-14,105,642.40

Finding the Fourth Proportional to 18,344,080.80, 27,516,121.20 and 14,105,642.40

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Solution

The fourth proportional to 18,344,080.80, 27,516,121.20 and 14,105,642.40 is: 21,158,463.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344,080.80 : 27,516,121.20 = 14,105,642.40 : x
  2. Step 2: Convert to fraction form
    18,344,080.80/27,516,121.20 = 14,105,642.40/x
  3. Step 3: Cross multiply
    18,344,080.80x = 27,516,121.20 × 14,105,642.40
  4. Step 4: Simplify right side
    18,344,080.80x = 388,132,565,882,258.88
  5. Step 5: Solve for x
    x = 388,132,565,882,258.88/18,344,080.80
  6. Step 6: Final answer
    x = 21,158,463.60

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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.