Home / 8,272,036.20-12,408,443.10-2,592,445.80

Finding the Fourth Proportional to 8,272,036.20, 12,408,443.10 and 2,592,445.80

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Solution

The fourth proportional to 8,272,036.20, 12,408,443.10 and 2,592,445.80 is: 3,888,790.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272,036.20 : 12,408,443.10 = 2,592,445.80 : x
  2. Step 2: Convert to fraction form
    8,272,036.20/12,408,443.10 = 2,592,445.80/x
  3. Step 3: Cross multiply
    8,272,036.20x = 12,408,443.10 × 2,592,445.80
  4. Step 4: Simplify right side
    8,272,036.20x = 32,168,216,199,133.98
  5. Step 5: Solve for x
    x = 32,168,216,199,133.98/8,272,036.20
  6. Step 6: Final answer
    x = 3,888,790.55

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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.