Home / 8,180,430.56-12,269,316.82-3,862,472.48

Finding the Fourth Proportional to 8,180,430.56, 12,269,316.82 and 3,862,472.48

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Solution

The fourth proportional to 8,180,430.56, 12,269,316.82 and 3,862,472.48 is: 5,793,081.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180,430.56 : 12,269,316.82 = 3,862,472.48 : x
  2. Step 2: Convert to fraction form
    8,180,430.56/12,269,316.82 = 3,862,472.48/x
  3. Step 3: Cross multiply
    8,180,430.56x = 12,269,316.82 × 3,862,472.48
  4. Step 4: Simplify right side
    8,180,430.56x = 47,389,898,565,651.12
  5. Step 5: Solve for x
    x = 47,389,898,565,651.12/8,180,430.56
  6. Step 6: Final answer
    x = 5,793,081.21

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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.