Home / 48,511,077.60-72,766,616.40-19,777,834.20

Finding the Fourth Proportional to 48,511,077.60, 72,766,616.40 and 19,777,834.20

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Solution

The fourth proportional to 48,511,077.60, 72,766,616.40 and 19,777,834.20 is: 29,666,751.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,511,077.60 : 72,766,616.40 = 19,777,834.20 : x
  2. Step 2: Convert to fraction form
    48,511,077.60/72,766,616.40 = 19,777,834.20/x
  3. Step 3: Cross multiply
    48,511,077.60x = 72,766,616.40 × 19,777,834.20
  4. Step 4: Simplify right side
    48,511,077.60x = 1,439,166,074,454,201
  5. Step 5: Solve for x
    x = 1,439,166,074,454,201/48,511,077.60
  6. Step 6: Final answer
    x = 29,666,751.30

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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.