Home / 12,526,450.38-18,785,066.81-4,327,005.95

Finding the Fourth Proportional to 12,526,450.38, 18,785,066.81 and 4,327,005.95

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Solution

The fourth proportional to 12,526,450.38, 18,785,066.81 and 4,327,005.95 is: 6,488,916.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526,450.38 : 18,785,066.81 = 4,327,005.95 : x
  2. Step 2: Convert to fraction form
    12,526,450.38/18,785,066.81 = 4,327,005.95/x
  3. Step 3: Cross multiply
    12,526,450.38x = 18,785,066.81 × 4,327,005.95
  4. Step 4: Simplify right side
    12,526,450.38x = 81,283,095,858,017.52
  5. Step 5: Solve for x
    x = 81,283,095,858,017.52/12,526,450.38
  6. Step 6: Final answer
    x = 6,488,916.92

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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.