Home / 5,655,170.90-8,482,756.35-3,387,689.30

Finding the Fourth Proportional to 5,655,170.90, 8,482,756.35 and 3,387,689.30

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Solution

The fourth proportional to 5,655,170.90, 8,482,756.35 and 3,387,689.30 is: 5,081,533.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655,170.90 : 8,482,756.35 = 3,387,689.30 : x
  2. Step 2: Convert to fraction form
    5,655,170.90/8,482,756.35 = 3,387,689.30/x
  3. Step 3: Cross multiply
    5,655,170.90x = 8,482,756.35 × 3,387,689.30
  4. Step 4: Simplify right side
    5,655,170.90x = 28,736,942,921,402.05
  5. Step 5: Solve for x
    x = 28,736,942,921,402.05/5,655,170.90
  6. Step 6: Final answer
    x = 5,081,533.95

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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.