Home / 6,439,232.20-9,658,848.30-3,080,000.20

Finding the Fourth Proportional to 6,439,232.20, 9,658,848.30 and 3,080,000.20

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Solution

The fourth proportional to 6,439,232.20, 9,658,848.30 and 3,080,000.20 is: 4,620,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,232.20 : 9,658,848.30 = 3,080,000.20 : x
  2. Step 2: Convert to fraction form
    6,439,232.20/9,658,848.30 = 3,080,000.20/x
  3. Step 3: Cross multiply
    6,439,232.20x = 9,658,848.30 × 3,080,000.20
  4. Step 4: Simplify right side
    6,439,232.20x = 29,749,254,695,769.66
  5. Step 5: Solve for x
    x = 29,749,254,695,769.66/6,439,232.20
  6. Step 6: Final answer
    x = 4,620,000.30

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Similar ratio
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1.5x scale

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.