Home / 19,423,021.20-29,146,195.80-8,062,285.20

Finding the Fourth Proportional to 19,423,021.20, 29,146,195.80 and 8,062,285.20

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Solution

The fourth proportional to 19,423,021.20, 29,146,195.80 and 8,062,285.20 is: 12,098,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,021.20 : 29,146,195.80 = 8,062,285.20 : x
  2. Step 2: Convert to fraction form
    19,423,021.20/29,146,195.80 = 8,062,285.20/x
  3. Step 3: Cross multiply
    19,423,021.20x = 29,146,195.80 × 8,062,285.20
  4. Step 4: Simplify right side
    19,423,021.20x = 234,984,943,034,642.16
  5. Step 5: Solve for x
    x = 234,984,943,034,642.16/19,423,021.20
  6. Step 6: Final answer
    x = 12,098,269.40

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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.