Home / 74,405,593.80-102,680,119.20-40,917,232.92

Finding the Fourth Proportional to 74,405,593.80, 102,680,119.20 and 40,917,232.92

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Solution

The fourth proportional to 74,405,593.80, 102,680,119.20 and 40,917,232.92 is: 56,466,001.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,405,593.80 : 102,680,119.20 = 40,917,232.92 : x
  2. Step 2: Convert to fraction form
    74,405,593.80/102,680,119.20 = 40,917,232.92/x
  3. Step 3: Cross multiply
    74,405,593.80x = 102,680,119.20 × 40,917,232.92
  4. Step 4: Simplify right side
    74,405,593.80x = 4,201,386,353,559,764.50
  5. Step 5: Solve for x
    x = 4,201,386,353,559,764.50/74,405,593.80
  6. Step 6: Final answer
    x = 56,466,001.26

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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.