Home / 48,517,719.40-72,776,579.10-19,749,046.60

Finding the Fourth Proportional to 48,517,719.40, 72,776,579.10 and 19,749,046.60

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Solution

The fourth proportional to 48,517,719.40, 72,776,579.10 and 19,749,046.60 is: 29,623,569.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,517,719.40 : 72,776,579.10 = 19,749,046.60 : x
  2. Step 2: Convert to fraction form
    48,517,719.40/72,776,579.10 = 19,749,046.60/x
  3. Step 3: Cross multiply
    48,517,719.40x = 72,776,579.10 × 19,749,046.60
  4. Step 4: Simplify right side
    48,517,719.40x = 1,437,268,052,034,486
  5. Step 5: Solve for x
    x = 1,437,268,052,034,486/48,517,719.40
  6. Step 6: Final answer
    x = 29,623,569.90

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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.