Home / 51,555,612.67-71,129,334.21-29,226,204.79

Finding the Fourth Proportional to 51,555,612.67, 71,129,334.21 and 29,226,204.79

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Solution

The fourth proportional to 51,555,612.67, 71,129,334.21 and 29,226,204.79 is: 40,322,292.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,555,612.67 : 71,129,334.21 = 29,226,204.79 : x
  2. Step 2: Convert to fraction form
    51,555,612.67/71,129,334.21 = 29,226,204.79/x
  3. Step 3: Cross multiply
    51,555,612.67x = 71,129,334.21 × 29,226,204.79
  4. Step 4: Simplify right side
    51,555,612.67x = 2,078,840,488,197,812.50
  5. Step 5: Solve for x
    x = 2,078,840,488,197,812.50/51,555,612.67
  6. Step 6: Final answer
    x = 40,322,292.39

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1.5x scale

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.