Home / 14,201,982.20-21,260,982.90-13,371,505.40

Finding the Fourth Proportional to 14,201,982.20, 21,260,982.90 and 13,371,505.40

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Solution

The fourth proportional to 14,201,982.20, 21,260,982.90 and 13,371,505.40 is: 20,017,723.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,201,982.20 : 21,260,982.90 = 13,371,505.40 : x
  2. Step 2: Convert to fraction form
    14,201,982.20/21,260,982.90 = 13,371,505.40/x
  3. Step 3: Cross multiply
    14,201,982.20x = 21,260,982.90 × 13,371,505.40
  4. Step 4: Simplify right side
    14,201,982.20x = 284,291,347,656,657.62
  5. Step 5: Solve for x
    x = 284,291,347,656,657.62/14,201,982.20
  6. Step 6: Final answer
    x = 20,017,723.14

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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.