Home / 14,696,712.27-20,282,155.02-8,170,450.65

Finding the Fourth Proportional to 14,696,712.27, 20,282,155.02 and 8,170,450.65

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Solution

The fourth proportional to 14,696,712.27, 20,282,155.02 and 8,170,450.65 is: 11,275,606.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,696,712.27 : 20,282,155.02 = 8,170,450.65 : x
  2. Step 2: Convert to fraction form
    14,696,712.27/20,282,155.02 = 8,170,450.65/x
  3. Step 3: Cross multiply
    14,696,712.27x = 20,282,155.02 × 8,170,450.65
  4. Step 4: Simplify right side
    14,696,712.27x = 165,714,346,666,559.78
  5. Step 5: Solve for x
    x = 165,714,346,666,559.78/14,696,712.27
  6. Step 6: Final answer
    x = 11,275,606.65

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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.