Home / 8,589,156.45-12,883,398.12-2,909,380.56

Finding the Fourth Proportional to 8,589,156.45, 12,883,398.12 and 2,909,380.56

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Solution

The fourth proportional to 8,589,156.45, 12,883,398.12 and 2,909,380.56 is: 4,363,956.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589,156.45 : 12,883,398.12 = 2,909,380.56 : x
  2. Step 2: Convert to fraction form
    8,589,156.45/12,883,398.12 = 2,909,380.56/x
  3. Step 3: Cross multiply
    8,589,156.45x = 12,883,398.12 × 2,909,380.56
  4. Step 4: Simplify right side
    8,589,156.45x = 37,482,708,037,068.55
  5. Step 5: Solve for x
    x = 37,482,708,037,068.55/8,589,156.45
  6. Step 6: Final answer
    x = 4,363,956.84

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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.