Home / 71,496,367.79-98,662,082.02-40,555,872.77

Finding the Fourth Proportional to 71,496,367.79, 98,662,082.02 and 40,555,872.77

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Solution

The fourth proportional to 71,496,367.79, 98,662,082.02 and 40,555,872.77 is: 55,965,456.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,496,367.79 : 98,662,082.02 = 40,555,872.77 : x
  2. Step 2: Convert to fraction form
    71,496,367.79/98,662,082.02 = 40,555,872.77/x
  3. Step 3: Cross multiply
    71,496,367.79x = 98,662,082.02 × 40,555,872.77
  4. Step 4: Simplify right side
    71,496,367.79x = 4,001,326,845,031,724.50
  5. Step 5: Solve for x
    x = 4,001,326,845,031,724.50/71,496,367.79
  6. Step 6: Final answer
    x = 55,965,456.27

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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.