Home / 31,307,858.55-43,199,972.45-17,896,332.38

Finding the Fourth Proportional to 31,307,858.55, 43,199,972.45 and 17,896,332.38

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Solution

The fourth proportional to 31,307,858.55, 43,199,972.45 and 17,896,332.38 is: 24,694,153.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,307,858.55 : 43,199,972.45 = 17,896,332.38 : x
  2. Step 2: Convert to fraction form
    31,307,858.55/43,199,972.45 = 17,896,332.38/x
  3. Step 3: Cross multiply
    31,307,858.55x = 43,199,972.45 × 17,896,332.38
  4. Step 4: Simplify right side
    31,307,858.55x = 773,121,065,466,561.38
  5. Step 5: Solve for x
    x = 773,121,065,466,561.38/31,307,858.55
  6. Step 6: Final answer
    x = 24,694,153.52

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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.