Home / 10,080,456.73-15,120,685.09-10,080,456.73

Finding the Fourth Proportional to 10,080,456.73, 15,120,685.09 and 10,080,456.73

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Solution

The fourth proportional to 10,080,456.73, 15,120,685.09 and 10,080,456.73 is: 15,120,685.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080,456.73 : 15,120,685.09 = 10,080,456.73 : x
  2. Step 2: Convert to fraction form
    10,080,456.73/15,120,685.09 = 10,080,456.73/x
  3. Step 3: Cross multiply
    10,080,456.73x = 15,120,685.09 × 10,080,456.73
  4. Step 4: Simplify right side
    10,080,456.73x = 152,423,411,777,701.16
  5. Step 5: Solve for x
    x = 152,423,411,777,701.16/10,080,456.73
  6. Step 6: Final answer
    x = 15,120,685.09

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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.