Home / 18,588,052.80-27,882,079.20-5,812,473.60

Finding the Fourth Proportional to 18,588,052.80, 27,882,079.20 and 5,812,473.60

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Solution

The fourth proportional to 18,588,052.80, 27,882,079.20 and 5,812,473.60 is: 8,718,710.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588,052.80 : 27,882,079.20 = 5,812,473.60 : x
  2. Step 2: Convert to fraction form
    18,588,052.80/27,882,079.20 = 5,812,473.60/x
  3. Step 3: Cross multiply
    18,588,052.80x = 27,882,079.20 × 5,812,473.60
  4. Step 4: Simplify right side
    18,588,052.80x = 162,063,849,263,109.09
  5. Step 5: Solve for x
    x = 162,063,849,263,109.09/18,588,052.80
  6. Step 6: Final answer
    x = 8,718,710.40

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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.