Home / 10,897,378.92-15,034,987.67-6,187,003.74

Finding the Fourth Proportional to 10,897,378.92, 15,034,987.67 and 6,187,003.74

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Solution

The fourth proportional to 10,897,378.92, 15,034,987.67 and 6,187,003.74 is: 8,536,137.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897,378.92 : 15,034,987.67 = 6,187,003.74 : x
  2. Step 2: Convert to fraction form
    10,897,378.92/15,034,987.67 = 6,187,003.74/x
  3. Step 3: Cross multiply
    10,897,378.92x = 15,034,987.67 × 6,187,003.74
  4. Step 4: Simplify right side
    10,897,378.92x = 93,021,524,914,208.86
  5. Step 5: Solve for x
    x = 93,021,524,914,208.86/10,897,378.92
  6. Step 6: Final answer
    x = 8,536,137.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.