Home / 55,268,355.56-82,730,015.64-40,711,686.30

Finding the Fourth Proportional to 55,268,355.56, 82,730,015.64 and 40,711,686.30

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Solution

The fourth proportional to 55,268,355.56, 82,730,015.64 and 40,711,686.30 is: 60,940,449.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,268,355.56 : 82,730,015.64 = 40,711,686.30 : x
  2. Step 2: Convert to fraction form
    55,268,355.56/82,730,015.64 = 40,711,686.30/x
  3. Step 3: Cross multiply
    55,268,355.56x = 82,730,015.64 × 40,711,686.30
  4. Step 4: Simplify right side
    55,268,355.56x = 3,368,078,444,329,773.50
  5. Step 5: Solve for x
    x = 3,368,078,444,329,773.50/55,268,355.56
  6. Step 6: Final answer
    x = 60,940,449.75

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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.