Home / 31,307,857.07-43,199,970.40-17,896,330.89

Finding the Fourth Proportional to 31,307,857.07, 43,199,970.40 and 17,896,330.89

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Solution

The fourth proportional to 31,307,857.07, 43,199,970.40 and 17,896,330.89 is: 24,694,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,307,857.07 : 43,199,970.40 = 17,896,330.89 : x
  2. Step 2: Convert to fraction form
    31,307,857.07/43,199,970.40 = 17,896,330.89/x
  3. Step 3: Cross multiply
    31,307,857.07x = 43,199,970.40 × 17,896,330.89
  4. Step 4: Simplify right side
    31,307,857.07x = 773,120,964,934,531.62
  5. Step 5: Solve for x
    x = 773,120,964,934,531.62/31,307,857.07
  6. Step 6: Final answer
    x = 24,694,151.48

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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.