Home / 23,168,867.97-31,970,924.67-13,748,035.68

Finding the Fourth Proportional to 23,168,867.97, 31,970,924.67 and 13,748,035.68

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Solution

The fourth proportional to 23,168,867.97, 31,970,924.67 and 13,748,035.68 is: 18,971,035.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,168,867.97 : 31,970,924.67 = 13,748,035.68 : x
  2. Step 2: Convert to fraction form
    23,168,867.97/31,970,924.67 = 13,748,035.68/x
  3. Step 3: Cross multiply
    23,168,867.97x = 31,970,924.67 × 13,748,035.68
  4. Step 4: Simplify right side
    23,168,867.97x = 439,537,413,179,865.62
  5. Step 5: Solve for x
    x = 439,537,413,179,865.62/23,168,867.97
  6. Step 6: Final answer
    x = 18,971,035.35

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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.