Home / 48,205,517.89-72,311,009.56-15,418,966.60

Finding the Fourth Proportional to 48,205,517.89, 72,311,009.56 and 15,418,966.60

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Solution

The fourth proportional to 48,205,517.89, 72,311,009.56 and 15,418,966.60 is: 23,129,323.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,205,517.89 : 72,311,009.56 = 15,418,966.60 : x
  2. Step 2: Convert to fraction form
    48,205,517.89/72,311,009.56 = 15,418,966.60/x
  3. Step 3: Cross multiply
    48,205,517.89x = 72,311,009.56 × 15,418,966.60
  4. Step 4: Simplify right side
    48,205,517.89x = 1,114,961,041,140,826
  5. Step 5: Solve for x
    x = 1,114,961,041,140,826/48,205,517.89
  6. Step 6: Final answer
    x = 23,129,323.98

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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.