Home / 5,487,281.40-8,230,922.10-3,471,742.20

Finding the Fourth Proportional to 5,487,281.40, 8,230,922.10 and 3,471,742.20

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Solution

The fourth proportional to 5,487,281.40, 8,230,922.10 and 3,471,742.20 is: 5,207,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487,281.40 : 8,230,922.10 = 3,471,742.20 : x
  2. Step 2: Convert to fraction form
    5,487,281.40/8,230,922.10 = 3,471,742.20/x
  3. Step 3: Cross multiply
    5,487,281.40x = 8,230,922.10 × 3,471,742.20
  4. Step 4: Simplify right side
    5,487,281.40x = 28,575,639,599,482.62
  5. Step 5: Solve for x
    x = 28,575,639,599,482.62/5,487,281.40
  6. Step 6: Final answer
    x = 5,207,613.30

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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.