Home / 8,320,559.20-12,480,838.80-3,272,034.40

Finding the Fourth Proportional to 8,320,559.20, 12,480,838.80 and 3,272,034.40

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Solution

The fourth proportional to 8,320,559.20, 12,480,838.80 and 3,272,034.40 is: 4,908,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,559.20 : 12,480,838.80 = 3,272,034.40 : x
  2. Step 2: Convert to fraction form
    8,320,559.20/12,480,838.80 = 3,272,034.40/x
  3. Step 3: Cross multiply
    8,320,559.20x = 12,480,838.80 × 3,272,034.40
  4. Step 4: Simplify right side
    8,320,559.20x = 40,837,733,894,454.72
  5. Step 5: Solve for x
    x = 40,837,733,894,454.72/8,320,559.20
  6. Step 6: Final answer
    x = 4,908,051.60

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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.