Home / 40,068,110.96-60,082,264.78-12,770,851.76

Finding the Fourth Proportional to 40,068,110.96, 60,082,264.78 and 12,770,851.76

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Solution

The fourth proportional to 40,068,110.96, 60,082,264.78 and 12,770,851.76 is: 19,149,934.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,068,110.96 : 60,082,264.78 = 12,770,851.76 : x
  2. Step 2: Convert to fraction form
    40,068,110.96/60,082,264.78 = 12,770,851.76/x
  3. Step 3: Cross multiply
    40,068,110.96x = 60,082,264.78 × 12,770,851.76
  4. Step 4: Simplify right side
    40,068,110.96x = 767,301,696,910,449
  5. Step 5: Solve for x
    x = 767,301,696,910,449/40,068,110.96
  6. Step 6: Final answer
    x = 19,149,934.41

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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.