Home / 8,219,548.60-12,278,921.68-5,925,494.96

Finding the Fourth Proportional to 8,219,548.60, 12,278,921.68 and 5,925,494.96

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Solution

The fourth proportional to 8,219,548.60, 12,278,921.68 and 5,925,494.96 is: 8,851,908.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219,548.60 : 12,278,921.68 = 5,925,494.96 : x
  2. Step 2: Convert to fraction form
    8,219,548.60/12,278,921.68 = 5,925,494.96/x
  3. Step 3: Cross multiply
    8,219,548.60x = 12,278,921.68 × 5,925,494.96
  4. Step 4: Simplify right side
    8,219,548.60x = 72,758,688,529,074.73
  5. Step 5: Solve for x
    x = 72,758,688,529,074.73/8,219,548.60
  6. Step 6: Final answer
    x = 8,851,908.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.