Home / 10,227,895.20-15,363,100.44-8,112,760.02

Finding the Fourth Proportional to 10,227,895.20, 15,363,100.44 and 8,112,760.02

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Solution

The fourth proportional to 10,227,895.20, 15,363,100.44 and 8,112,760.02 is: 12,186,001.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,227,895.20 : 15,363,100.44 = 8,112,760.02 : x
  2. Step 2: Convert to fraction form
    10,227,895.20/15,363,100.44 = 8,112,760.02/x
  3. Step 3: Cross multiply
    10,227,895.20x = 15,363,100.44 × 8,112,760.02
  4. Step 4: Simplify right side
    10,227,895.20x = 124,637,147,032,876.39
  5. Step 5: Solve for x
    x = 124,637,147,032,876.39/10,227,895.20
  6. Step 6: Final answer
    x = 12,186,001.58

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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.