Home / 26,987,221.48-40,480,799.64-8,791,386.97

Finding the Fourth Proportional to 26,987,221.48, 40,480,799.64 and 8,791,386.97

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Solution

The fourth proportional to 26,987,221.48, 40,480,799.64 and 8,791,386.97 is: 13,187,069.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987,221.48 : 40,480,799.64 = 8,791,386.97 : x
  2. Step 2: Convert to fraction form
    26,987,221.48/40,480,799.64 = 8,791,386.97/x
  3. Step 3: Cross multiply
    26,987,221.48x = 40,480,799.64 × 8,791,386.97
  4. Step 4: Simplify right side
    26,987,221.48x = 355,882,374,490,276.75
  5. Step 5: Solve for x
    x = 355,882,374,490,276.75/26,987,221.48
  6. Step 6: Final answer
    x = 13,187,069.84

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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.