Home / 12,096,646.20-18,172,002.90-10,105,990.20

Finding the Fourth Proportional to 12,096,646.20, 18,172,002.90 and 10,105,990.20

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Solution

The fourth proportional to 12,096,646.20, 18,172,002.90 and 10,105,990.20 is: 15,181,570.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,646.20 : 18,172,002.90 = 10,105,990.20 : x
  2. Step 2: Convert to fraction form
    12,096,646.20/18,172,002.90 = 10,105,990.20/x
  3. Step 3: Cross multiply
    12,096,646.20x = 18,172,002.90 × 10,105,990.20
  4. Step 4: Simplify right side
    12,096,646.20x = 183,646,083,221,771.56
  5. Step 5: Solve for x
    x = 183,646,083,221,771.56/12,096,646.20
  6. Step 6: Final answer
    x = 15,181,570.18

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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.