Home / 10,367,338.20-15,539,948.10-3,975,120.60

Finding the Fourth Proportional to 10,367,338.20, 15,539,948.10 and 3,975,120.60

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Solution

The fourth proportional to 10,367,338.20, 15,539,948.10 and 3,975,120.60 is: 5,958,440.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,338.20 : 15,539,948.10 = 3,975,120.60 : x
  2. Step 2: Convert to fraction form
    10,367,338.20/15,539,948.10 = 3,975,120.60/x
  3. Step 3: Cross multiply
    10,367,338.20x = 15,539,948.10 × 3,975,120.60
  4. Step 4: Simplify right side
    10,367,338.20x = 61,773,167,815,240.86
  5. Step 5: Solve for x
    x = 61,773,167,815,240.86/10,367,338.20
  6. Step 6: Final answer
    x = 5,958,440.50

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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.