Home / 9,341,480.12-12,892,129.90-5,857,370.42

Finding the Fourth Proportional to 9,341,480.12, 12,892,129.90 and 5,857,370.42

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Solution

The fourth proportional to 9,341,480.12, 12,892,129.90 and 5,857,370.42 is: 8,083,727.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341,480.12 : 12,892,129.90 = 5,857,370.42 : x
  2. Step 2: Convert to fraction form
    9,341,480.12/12,892,129.90 = 5,857,370.42/x
  3. Step 3: Cross multiply
    9,341,480.12x = 12,892,129.90 × 5,857,370.42
  4. Step 4: Simplify right side
    9,341,480.12x = 75,513,980,247,953.48
  5. Step 5: Solve for x
    x = 75,513,980,247,953.48/9,341,480.12
  6. Step 6: Final answer
    x = 8,083,727.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.