Home / 18,791,007.75-25,931,149.65-11,056,551.03

Finding the Fourth Proportional to 18,791,007.75, 25,931,149.65 and 11,056,551.03

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Solution

The fourth proportional to 18,791,007.75, 25,931,149.65 and 11,056,551.03 is: 15,257,780.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,791,007.75 : 25,931,149.65 = 11,056,551.03 : x
  2. Step 2: Convert to fraction form
    18,791,007.75/25,931,149.65 = 11,056,551.03/x
  3. Step 3: Cross multiply
    18,791,007.75x = 25,931,149.65 × 11,056,551.03
  4. Step 4: Simplify right side
    18,791,007.75x = 286,709,079,371,791.62
  5. Step 5: Solve for x
    x = 286,709,079,371,791.62/18,791,007.75
  6. Step 6: Final answer
    x = 15,257,780.91

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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.