Home / 8,220,449.52-12,333,412.71-2,756,085.05

Finding the Fourth Proportional to 8,220,449.52, 12,333,412.71 and 2,756,085.05

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Solution

The fourth proportional to 8,220,449.52, 12,333,412.71 and 2,756,085.05 is: 4,135,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,220,449.52 : 12,333,412.71 = 2,756,085.05 : x
  2. Step 2: Convert to fraction form
    8,220,449.52/12,333,412.71 = 2,756,085.05/x
  3. Step 3: Cross multiply
    8,220,449.52x = 12,333,412.71 × 2,756,085.05
  4. Step 4: Simplify right side
    8,220,449.52x = 33,991,934,416,344.52
  5. Step 5: Solve for x
    x = 33,991,934,416,344.52/8,220,449.52
  6. Step 6: Final answer
    x = 4,135,045.70

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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.