Home / 30,260,793.90-45,386,317.46-8,690,489.04

Finding the Fourth Proportional to 30,260,793.90, 45,386,317.46 and 8,690,489.04

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Solution

The fourth proportional to 30,260,793.90, 45,386,317.46 and 8,690,489.04 is: 13,034,333.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,260,793.90 : 45,386,317.46 = 8,690,489.04 : x
  2. Step 2: Convert to fraction form
    30,260,793.90/45,386,317.46 = 8,690,489.04/x
  3. Step 3: Cross multiply
    30,260,793.90x = 45,386,317.46 × 8,690,489.04
  4. Step 4: Simplify right side
    30,260,793.90x = 394,429,294,452,090.62
  5. Step 5: Solve for x
    x = 394,429,294,452,090.62/30,260,793.90
  6. Step 6: Final answer
    x = 13,034,333.99

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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.