Home / 5,346,720.30-8,020,080.45-3,079,238.70

Finding the Fourth Proportional to 5,346,720.30, 8,020,080.45 and 3,079,238.70

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Solution

The fourth proportional to 5,346,720.30, 8,020,080.45 and 3,079,238.70 is: 4,618,858.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,720.30 : 8,020,080.45 = 3,079,238.70 : x
  2. Step 2: Convert to fraction form
    5,346,720.30/8,020,080.45 = 3,079,238.70/x
  3. Step 3: Cross multiply
    5,346,720.30x = 8,020,080.45 × 3,079,238.70
  4. Step 4: Simplify right side
    5,346,720.30x = 24,695,742,098,753.42
  5. Step 5: Solve for x
    x = 24,695,742,098,753.42/5,346,720.30
  6. Step 6: Final answer
    x = 4,618,858.05

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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.