Home / 10,432,811.80-15,649,217.70-2,859,765.40

Finding the Fourth Proportional to 10,432,811.80, 15,649,217.70 and 2,859,765.40

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Solution

The fourth proportional to 10,432,811.80, 15,649,217.70 and 2,859,765.40 is: 4,289,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432,811.80 : 15,649,217.70 = 2,859,765.40 : x
  2. Step 2: Convert to fraction form
    10,432,811.80/15,649,217.70 = 2,859,765.40/x
  3. Step 3: Cross multiply
    10,432,811.80x = 15,649,217.70 × 2,859,765.40
  4. Step 4: Simplify right side
    10,432,811.80x = 44,753,091,315,527.58
  5. Step 5: Solve for x
    x = 44,753,091,315,527.58/10,432,811.80
  6. Step 6: Final answer
    x = 4,289,648.10

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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.