Home / 5,966,412.60-8,949,618.90-3,439,990.20

Finding the Fourth Proportional to 5,966,412.60, 8,949,618.90 and 3,439,990.20

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Solution

The fourth proportional to 5,966,412.60, 8,949,618.90 and 3,439,990.20 is: 5,159,985.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,966,412.60 : 8,949,618.90 = 3,439,990.20 : x
  2. Step 2: Convert to fraction form
    5,966,412.60/8,949,618.90 = 3,439,990.20/x
  3. Step 3: Cross multiply
    5,966,412.60x = 8,949,618.90 × 3,439,990.20
  4. Step 4: Simplify right side
    5,966,412.60x = 30,786,601,309,734.78
  5. Step 5: Solve for x
    x = 30,786,601,309,734.78/5,966,412.60
  6. Step 6: Final answer
    x = 5,159,985.30

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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.