Home / 36,069,781.60-49,780,908.44-20,175,749.70

Finding the Fourth Proportional to 36,069,781.60, 49,780,908.44 and 20,175,749.70

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Solution

The fourth proportional to 36,069,781.60, 49,780,908.44 and 20,175,749.70 is: 27,845,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,069,781.60 : 49,780,908.44 = 20,175,749.70 : x
  2. Step 2: Convert to fraction form
    36,069,781.60/49,780,908.44 = 20,175,749.70/x
  3. Step 3: Cross multiply
    36,069,781.60x = 49,780,908.44 × 20,175,749.70
  4. Step 4: Simplify right side
    36,069,781.60x = 1,004,367,148,788,895
  5. Step 5: Solve for x
    x = 1,004,367,148,788,895/36,069,781.60
  6. Step 6: Final answer
    x = 27,845,113.11

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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.