Home / 6,521,031.60-9,788,920.20-3,863,137.20

Finding the Fourth Proportional to 6,521,031.60, 9,788,920.20 and 3,863,137.20

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Solution

The fourth proportional to 6,521,031.60, 9,788,920.20 and 3,863,137.20 is: 5,799,073.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521,031.60 : 9,788,920.20 = 3,863,137.20 : x
  2. Step 2: Convert to fraction form
    6,521,031.60/9,788,920.20 = 3,863,137.20/x
  3. Step 3: Cross multiply
    6,521,031.60x = 9,788,920.20 × 3,863,137.20
  4. Step 4: Simplify right side
    6,521,031.60x = 37,815,941,772,451.44
  5. Step 5: Solve for x
    x = 37,815,941,772,451.44/6,521,031.60
  6. Step 6: Final answer
    x = 5,799,073.53

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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.