Home / 51,149,130.60-76,714,452.12-14,748,571.44

Finding the Fourth Proportional to 51,149,130.60, 76,714,452.12 and 14,748,571.44

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Solution

The fourth proportional to 51,149,130.60, 76,714,452.12 and 14,748,571.44 is: 22,120,191.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,149,130.60 : 76,714,452.12 = 14,748,571.44 : x
  2. Step 2: Convert to fraction form
    51,149,130.60/76,714,452.12 = 14,748,571.44/x
  3. Step 3: Cross multiply
    51,149,130.60x = 76,714,452.12 × 14,748,571.44
  4. Step 4: Simplify right side
    51,149,130.60x = 1,131,428,577,572,279.50
  5. Step 5: Solve for x
    x = 1,131,428,577,572,279.50/51,149,130.60
  6. Step 6: Final answer
    x = 22,120,191.77

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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.