Home / 6,881,124.80-10,321,687.20-5,663,403.20

Finding the Fourth Proportional to 6,881,124.80, 10,321,687.20 and 5,663,403.20

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Solution

The fourth proportional to 6,881,124.80, 10,321,687.20 and 5,663,403.20 is: 8,495,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881,124.80 : 10,321,687.20 = 5,663,403.20 : x
  2. Step 2: Convert to fraction form
    6,881,124.80/10,321,687.20 = 5,663,403.20/x
  3. Step 3: Cross multiply
    6,881,124.80x = 10,321,687.20 × 5,663,403.20
  4. Step 4: Simplify right side
    6,881,124.80x = 58,455,876,317,879.04
  5. Step 5: Solve for x
    x = 58,455,876,317,879.04/6,881,124.80
  6. Step 6: Final answer
    x = 8,495,104.80

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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.