Home / 11,862,187.02-17,786,882.45-5,381,726.20

Finding the Fourth Proportional to 11,862,187.02, 17,786,882.45 and 5,381,726.20

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Solution

The fourth proportional to 11,862,187.02, 17,786,882.45 and 5,381,726.20 is: 8,069,686.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862,187.02 : 17,786,882.45 = 5,381,726.20 : x
  2. Step 2: Convert to fraction form
    11,862,187.02/17,786,882.45 = 5,381,726.20/x
  3. Step 3: Cross multiply
    11,862,187.02x = 17,786,882.45 × 5,381,726.20
  4. Step 4: Simplify right side
    11,862,187.02x = 95,724,131,315,026.34
  5. Step 5: Solve for x
    x = 95,724,131,315,026.34/11,862,187.02
  6. Step 6: Final answer
    x = 8,069,686.57

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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.