Home / 8,577,915.10-12,867,286.44-2,820,521.26

Finding the Fourth Proportional to 8,577,915.10, 12,867,286.44 and 2,820,521.26

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Solution

The fourth proportional to 8,577,915.10, 12,867,286.44 and 2,820,521.26 is: 4,230,917.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577,915.10 : 12,867,286.44 = 2,820,521.26 : x
  2. Step 2: Convert to fraction form
    8,577,915.10/12,867,286.44 = 2,820,521.26/x
  3. Step 3: Cross multiply
    8,577,915.10x = 12,867,286.44 × 2,820,521.26
  4. Step 4: Simplify right side
    8,577,915.10x = 36,292,454,962,529.71
  5. Step 5: Solve for x
    x = 36,292,454,962,529.71/8,577,915.10
  6. Step 6: Final answer
    x = 4,230,917.95

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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.