Home / 31,248,923.26-43,122,972.95-17,309,985.26

Finding the Fourth Proportional to 31,248,923.26, 43,122,972.95 and 17,309,985.26

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Solution

The fourth proportional to 31,248,923.26, 43,122,972.95 and 17,309,985.26 is: 23,887,479.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248,923.26 : 43,122,972.95 = 17,309,985.26 : x
  2. Step 2: Convert to fraction form
    31,248,923.26/43,122,972.95 = 17,309,985.26/x
  3. Step 3: Cross multiply
    31,248,923.26x = 43,122,972.95 × 17,309,985.26
  4. Step 4: Simplify right side
    31,248,923.26x = 746,458,025,829,713.88
  5. Step 5: Solve for x
    x = 746,458,025,829,713.88/31,248,923.26
  6. Step 6: Final answer
    x = 23,887,479.89

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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.