Home / 10,487,788.20-15,731,682.30-3,301,524.90

Finding the Fourth Proportional to 10,487,788.20, 15,731,682.30 and 3,301,524.90

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Solution

The fourth proportional to 10,487,788.20, 15,731,682.30 and 3,301,524.90 is: 4,952,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,487,788.20 : 15,731,682.30 = 3,301,524.90 : x
  2. Step 2: Convert to fraction form
    10,487,788.20/15,731,682.30 = 3,301,524.90/x
  3. Step 3: Cross multiply
    10,487,788.20x = 15,731,682.30 × 3,301,524.90
  4. Step 4: Simplify right side
    10,487,788.20x = 51,938,540,832,339.27
  5. Step 5: Solve for x
    x = 51,938,540,832,339.27/10,487,788.20
  6. Step 6: Final answer
    x = 4,952,287.35

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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.