Home / 13,146,418.28-19,719,035.78-8,830,287.02

Finding the Fourth Proportional to 13,146,418.28, 19,719,035.78 and 8,830,287.02

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Solution

The fourth proportional to 13,146,418.28, 19,719,035.78 and 8,830,287.02 is: 13,245,033.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,146,418.28 : 19,719,035.78 = 8,830,287.02 : x
  2. Step 2: Convert to fraction form
    13,146,418.28/19,719,035.78 = 8,830,287.02/x
  3. Step 3: Cross multiply
    13,146,418.28x = 19,719,035.78 × 8,830,287.02
  4. Step 4: Simplify right side
    13,146,418.28x = 174,124,745,700,195.75
  5. Step 5: Solve for x
    x = 174,124,745,700,195.75/13,146,418.28
  6. Step 6: Final answer
    x = 13,245,033.13

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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.