Home / 6,478,478.75-8,944,344.20-4,125,004.74

Finding the Fourth Proportional to 6,478,478.75, 8,944,344.20 and 4,125,004.74

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Solution

The fourth proportional to 6,478,478.75, 8,944,344.20 and 4,125,004.74 is: 5,695,081.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,478.75 : 8,944,344.20 = 4,125,004.74 : x
  2. Step 2: Convert to fraction form
    6,478,478.75/8,944,344.20 = 4,125,004.74/x
  3. Step 3: Cross multiply
    6,478,478.75x = 8,944,344.20 × 4,125,004.74
  4. Step 4: Simplify right side
    6,478,478.75x = 36,895,462,200,566.48
  5. Step 5: Solve for x
    x = 36,895,462,200,566.48/6,478,478.75
  6. Step 6: Final answer
    x = 5,695,081.15

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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.