Home / 8,516,867.76-12,777,315.12-2,759,591.76

Finding the Fourth Proportional to 8,516,867.76, 12,777,315.12 and 2,759,591.76

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Solution

The fourth proportional to 8,516,867.76, 12,777,315.12 and 2,759,591.76 is: 4,140,040.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516,867.76 : 12,777,315.12 = 2,759,591.76 : x
  2. Step 2: Convert to fraction form
    8,516,867.76/12,777,315.12 = 2,759,591.76/x
  3. Step 3: Cross multiply
    8,516,867.76x = 12,777,315.12 × 2,759,591.76
  4. Step 4: Simplify right side
    8,516,867.76x = 35,260,173,520,075.41
  5. Step 5: Solve for x
    x = 35,260,173,520,075.41/8,516,867.76
  6. Step 6: Final answer
    x = 4,140,040.04

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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.