Home / 10,440,211.60-15,660,288.12-2,867,184.40

Finding the Fourth Proportional to 10,440,211.60, 15,660,288.12 and 2,867,184.40

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Solution

The fourth proportional to 10,440,211.60, 15,660,288.12 and 2,867,184.40 is: 4,300,768.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440,211.60 : 15,660,288.12 = 2,867,184.40 : x
  2. Step 2: Convert to fraction form
    10,440,211.60/15,660,288.12 = 2,867,184.40/x
  3. Step 3: Cross multiply
    10,440,211.60x = 15,660,288.12 × 2,867,184.40
  4. Step 4: Simplify right side
    10,440,211.60x = 44,900,933,797,169.32
  5. Step 5: Solve for x
    x = 44,900,933,797,169.32/10,440,211.60
  6. Step 6: Final answer
    x = 4,300,768.56

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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.