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Finding the Fourth Proportional to 6,250,811.60, 9,361,471.80 and 3,862,024.40

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Solution

The fourth proportional to 6,250,811.60, 9,361,471.80 and 3,862,024.40 is: 5,783,926.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,250,811.60 : 9,361,471.80 = 3,862,024.40 : x
  2. Step 2: Convert to fraction form
    6,250,811.60/9,361,471.80 = 3,862,024.40/x
  3. Step 3: Cross multiply
    6,250,811.60x = 9,361,471.80 × 3,862,024.40
  4. Step 4: Simplify right side
    6,250,811.60x = 36,154,232,511,511.92
  5. Step 5: Solve for x
    x = 36,154,232,511,511.92/6,250,811.60
  6. Step 6: Final answer
    x = 5,783,926.12

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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.