Home / 6,381,140.88-8,806,079.52-3,480,531.96

Finding the Fourth Proportional to 6,381,140.88, 8,806,079.52 and 3,480,531.96

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Solution

The fourth proportional to 6,381,140.88, 8,806,079.52 and 3,480,531.96 is: 4,803,191.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,140.88 : 8,806,079.52 = 3,480,531.96 : x
  2. Step 2: Convert to fraction form
    6,381,140.88/8,806,079.52 = 3,480,531.96/x
  3. Step 3: Cross multiply
    6,381,140.88x = 8,806,079.52 × 3,480,531.96
  4. Step 4: Simplify right side
    6,381,140.88x = 30,649,841,211,661.46
  5. Step 5: Solve for x
    x = 30,649,841,211,661.46/6,381,140.88
  6. Step 6: Final answer
    x = 4,803,191.43

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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.