Home / 8,581,121.60-12,873,410.40-2,515,841.60

Finding the Fourth Proportional to 8,581,121.60, 12,873,410.40 and 2,515,841.60

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Solution

The fourth proportional to 8,581,121.60, 12,873,410.40 and 2,515,841.60 is: 3,774,269.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581,121.60 : 12,873,410.40 = 2,515,841.60 : x
  2. Step 2: Convert to fraction form
    8,581,121.60/12,873,410.40 = 2,515,841.60/x
  3. Step 3: Cross multiply
    8,581,121.60x = 12,873,410.40 × 2,515,841.60
  4. Step 4: Simplify right side
    8,581,121.60x = 32,387,461,418,192.64
  5. Step 5: Solve for x
    x = 32,387,461,418,192.64/8,581,121.60
  6. Step 6: Final answer
    x = 3,774,269.02

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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.