Home / 36,013,100.28-54,019,788.93-8,719,347.57

Finding the Fourth Proportional to 36,013,100.28, 54,019,788.93 and 8,719,347.57

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Solution

The fourth proportional to 36,013,100.28, 54,019,788.93 and 8,719,347.57 is: 13,079,054.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,013,100.28 : 54,019,788.93 = 8,719,347.57 : x
  2. Step 2: Convert to fraction form
    36,013,100.28/54,019,788.93 = 8,719,347.57/x
  3. Step 3: Cross multiply
    36,013,100.28x = 54,019,788.93 × 8,719,347.57
  4. Step 4: Simplify right side
    36,013,100.28x = 471,017,315,338,708.44
  5. Step 5: Solve for x
    x = 471,017,315,338,708.44/36,013,100.28
  6. Step 6: Final answer
    x = 13,079,054.89

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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.