Home / 8,859,600-13,280,321.28-6,725,165.76

Finding the Fourth Proportional to 8,859,600, 13,280,321.28 and 6,725,165.76

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Solution

The fourth proportional to 8,859,600, 13,280,321.28 and 6,725,165.76 is: 10,080,857.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,859,600 : 13,280,321.28 = 6,725,165.76 : x
  2. Step 2: Convert to fraction form
    8,859,600/13,280,321.28 = 6,725,165.76/x
  3. Step 3: Cross multiply
    8,859,600x = 13,280,321.28 × 6,725,165.76
  4. Step 4: Simplify right side
    8,859,600x = 89,312,361,954,055.36
  5. Step 5: Solve for x
    x = 89,312,361,954,055.36/8,859,600
  6. Step 6: Final answer
    x = 10,080,857.14

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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.