Home / 32,341,187.20-48,511,780.80-20,862,061.60

Finding the Fourth Proportional to 32,341,187.20, 48,511,780.80 and 20,862,061.60

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Solution

The fourth proportional to 32,341,187.20, 48,511,780.80 and 20,862,061.60 is: 31,293,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,341,187.20 : 48,511,780.80 = 20,862,061.60 : x
  2. Step 2: Convert to fraction form
    32,341,187.20/48,511,780.80 = 20,862,061.60/x
  3. Step 3: Cross multiply
    32,341,187.20x = 48,511,780.80 × 20,862,061.60
  4. Step 4: Simplify right side
    32,341,187.20x = 1,012,055,759,375,297.25
  5. Step 5: Solve for x
    x = 1,012,055,759,375,297.25/32,341,187.20
  6. Step 6: Final answer
    x = 31,293,092.40

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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.