Home / 10,515,582.80-15,773,374.20-3,781,566.80

Finding the Fourth Proportional to 10,515,582.80, 15,773,374.20 and 3,781,566.80

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Solution

The fourth proportional to 10,515,582.80, 15,773,374.20 and 3,781,566.80 is: 5,672,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515,582.80 : 15,773,374.20 = 3,781,566.80 : x
  2. Step 2: Convert to fraction form
    10,515,582.80/15,773,374.20 = 3,781,566.80/x
  3. Step 3: Cross multiply
    10,515,582.80x = 15,773,374.20 × 3,781,566.80
  4. Step 4: Simplify right side
    10,515,582.80x = 59,648,068,198,696.55
  5. Step 5: Solve for x
    x = 59,648,068,198,696.55/10,515,582.80
  6. Step 6: Final answer
    x = 5,672,350.20

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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.