Home / 15,459,864.60-23,189,796.90-9,720,301.80

Finding the Fourth Proportional to 15,459,864.60, 23,189,796.90 and 9,720,301.80

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Solution

The fourth proportional to 15,459,864.60, 23,189,796.90 and 9,720,301.80 is: 14,580,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,459,864.60 : 23,189,796.90 = 9,720,301.80 : x
  2. Step 2: Convert to fraction form
    15,459,864.60/23,189,796.90 = 9,720,301.80/x
  3. Step 3: Cross multiply
    15,459,864.60x = 23,189,796.90 × 9,720,301.80
  4. Step 4: Simplify right side
    15,459,864.60x = 225,411,824,548,704.44
  5. Step 5: Solve for x
    x = 225,411,824,548,704.44/15,459,864.60
  6. Step 6: Final answer
    x = 14,580,452.70

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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.