Home / 8,750,560.80-13,125,841.20-7,952,743.20

Finding the Fourth Proportional to 8,750,560.80, 13,125,841.20 and 7,952,743.20

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Solution

The fourth proportional to 8,750,560.80, 13,125,841.20 and 7,952,743.20 is: 11,929,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750,560.80 : 13,125,841.20 = 7,952,743.20 : x
  2. Step 2: Convert to fraction form
    8,750,560.80/13,125,841.20 = 7,952,743.20/x
  3. Step 3: Cross multiply
    8,750,560.80x = 13,125,841.20 × 7,952,743.20
  4. Step 4: Simplify right side
    8,750,560.80x = 104,386,444,347,579.84
  5. Step 5: Solve for x
    x = 104,386,444,347,579.84/8,750,560.80
  6. Step 6: Final answer
    x = 11,929,114.80

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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.