Home / 13,760,428.80-20,640,643.20-4,175,791.95

Finding the Fourth Proportional to 13,760,428.80, 20,640,643.20 and 4,175,791.95

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Solution

The fourth proportional to 13,760,428.80, 20,640,643.20 and 4,175,791.95 is: 6,263,687.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,760,428.80 : 20,640,643.20 = 4,175,791.95 : x
  2. Step 2: Convert to fraction form
    13,760,428.80/20,640,643.20 = 4,175,791.95/x
  3. Step 3: Cross multiply
    13,760,428.80x = 20,640,643.20 × 4,175,791.95
  4. Step 4: Simplify right side
    13,760,428.80x = 86,191,031,717,382.23
  5. Step 5: Solve for x
    x = 86,191,031,717,382.23/13,760,428.80
  6. Step 6: Final answer
    x = 6,263,687.93

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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.