Home / 14,857,072.74-20,502,977.04-8,661,950.55

Finding the Fourth Proportional to 14,857,072.74, 20,502,977.04 and 8,661,950.55

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Solution

The fourth proportional to 14,857,072.74, 20,502,977.04 and 8,661,950.55 is: 11,953,618.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,857,072.74 : 20,502,977.04 = 8,661,950.55 : x
  2. Step 2: Convert to fraction form
    14,857,072.74/20,502,977.04 = 8,661,950.55/x
  3. Step 3: Cross multiply
    14,857,072.74x = 20,502,977.04 × 8,661,950.55
  4. Step 4: Simplify right side
    14,857,072.74x = 177,595,773,248,265.38
  5. Step 5: Solve for x
    x = 177,595,773,248,265.38/14,857,072.74
  6. Step 6: Final answer
    x = 11,953,618.08

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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.