Home / 8,687,675.70-13,037,734.35-3,642,606.90

Finding the Fourth Proportional to 8,687,675.70, 13,037,734.35 and 3,642,606.90

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Solution

The fourth proportional to 8,687,675.70, 13,037,734.35 and 3,642,606.90 is: 5,466,518.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,687,675.70 : 13,037,734.35 = 3,642,606.90 : x
  2. Step 2: Convert to fraction form
    8,687,675.70/13,037,734.35 = 3,642,606.90/x
  3. Step 3: Cross multiply
    8,687,675.70x = 13,037,734.35 × 3,642,606.90
  4. Step 4: Simplify right side
    8,687,675.70x = 47,491,341,103,677.02
  5. Step 5: Solve for x
    x = 47,491,341,103,677.02/8,687,675.70
  6. Step 6: Final answer
    x = 5,466,518.63

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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.