Home / 71,743,830-107,543,797.56-37,180,875.66

Finding the Fourth Proportional to 71,743,830, 107,543,797.56 and 37,180,875.66

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Solution

The fourth proportional to 71,743,830, 107,543,797.56 and 37,180,875.66 is: 55,734,027.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,743,830 : 107,543,797.56 = 37,180,875.66 : x
  2. Step 2: Convert to fraction form
    71,743,830/107,543,797.56 = 37,180,875.66/x
  3. Step 3: Cross multiply
    71,743,830x = 107,543,797.56 × 37,180,875.66
  4. Step 4: Simplify right side
    71,743,830x = 3,998,572,565,082,571
  5. Step 5: Solve for x
    x = 3,998,572,565,082,571/71,743,830
  6. Step 6: Final answer
    x = 55,734,027.09

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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.