Home / 7,718,591.80-10,652,310.84-4,281,940

Finding the Fourth Proportional to 7,718,591.80, 10,652,310.84 and 4,281,940

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Solution

The fourth proportional to 7,718,591.80, 10,652,310.84 and 4,281,940 is: 5,909,440.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718,591.80 : 10,652,310.84 = 4,281,940 : x
  2. Step 2: Convert to fraction form
    7,718,591.80/10,652,310.84 = 4,281,940/x
  3. Step 3: Cross multiply
    7,718,591.80x = 10,652,310.84 × 4,281,940
  4. Step 4: Simplify right side
    7,718,591.80x = 45,612,555,878,229.60
  5. Step 5: Solve for x
    x = 45,612,555,878,229.60/7,718,591.80
  6. Step 6: Final answer
    x = 5,909,440.10

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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.