Home / 6,651,679.60-9,980,143.80-2,607,479.20

Finding the Fourth Proportional to 6,651,679.60, 9,980,143.80 and 2,607,479.20

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Solution

The fourth proportional to 6,651,679.60, 9,980,143.80 and 2,607,479.20 is: 3,912,247.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651,679.60 : 9,980,143.80 = 2,607,479.20 : x
  2. Step 2: Convert to fraction form
    6,651,679.60/9,980,143.80 = 2,607,479.20/x
  3. Step 3: Cross multiply
    6,651,679.60x = 9,980,143.80 × 2,607,479.20
  4. Step 4: Simplify right side
    6,651,679.60x = 26,023,017,371,508.96
  5. Step 5: Solve for x
    x = 26,023,017,371,508.96/6,651,679.60
  6. Step 6: Final answer
    x = 3,912,247.57

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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.