Home / 52,335,093.42-72,222,432.39-29,129,722.38

Finding the Fourth Proportional to 52,335,093.42, 72,222,432.39 and 29,129,722.38

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Solution

The fourth proportional to 52,335,093.42, 72,222,432.39 and 29,129,722.38 is: 40,199,018.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,335,093.42 : 72,222,432.39 = 29,129,722.38 : x
  2. Step 2: Convert to fraction form
    52,335,093.42/72,222,432.39 = 29,129,722.38/x
  3. Step 3: Cross multiply
    52,335,093.42x = 72,222,432.39 × 29,129,722.38
  4. Step 4: Simplify right side
    52,335,093.42x = 2,103,819,405,129,019.75
  5. Step 5: Solve for x
    x = 2,103,819,405,129,019.75/52,335,093.42
  6. Step 6: Final answer
    x = 40,199,018.82

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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.