Home / 14,696,400.83-20,281,725.36-8,170,139.36

Finding the Fourth Proportional to 14,696,400.83, 20,281,725.36 and 8,170,139.36

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Solution

The fourth proportional to 14,696,400.83, 20,281,725.36 and 8,170,139.36 is: 11,275,177.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,696,400.83 : 20,281,725.36 = 8,170,139.36 : x
  2. Step 2: Convert to fraction form
    14,696,400.83/20,281,725.36 = 8,170,139.36/x
  3. Step 3: Cross multiply
    14,696,400.83x = 20,281,725.36 × 8,170,139.36
  4. Step 4: Simplify right side
    14,696,400.83x = 165,704,522,551,037.56
  5. Step 5: Solve for x
    x = 165,704,522,551,037.56/14,696,400.83
  6. Step 6: Final answer
    x = 11,275,177.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.