Home / 20,970,241.00-28,924,025.46-13,997,402.91

Finding the Fourth Proportional to 20,970,241.00, 28,924,025.46 and 13,997,402.91

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Solution

The fourth proportional to 20,970,241.00, 28,924,025.46 and 13,997,402.91 is: 19,306,465.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,970,241.00 : 28,924,025.46 = 13,997,402.91 : x
  2. Step 2: Convert to fraction form
    20,970,241.00/28,924,025.46 = 13,997,402.91/x
  3. Step 3: Cross multiply
    20,970,241.00x = 28,924,025.46 × 13,997,402.91
  4. Step 4: Simplify right side
    20,970,241.00x = 404,861,238,142,718.12
  5. Step 5: Solve for x
    x = 404,861,238,142,718.12/20,970,241.00
  6. Step 6: Final answer
    x = 19,306,465.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.