Home / 45,394,251-62,570,886.90-30,704,560.20

Finding the Fourth Proportional to 45,394,251, 62,570,886.90 and 30,704,560.20

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Solution

The fourth proportional to 45,394,251, 62,570,886.90 and 30,704,560.20 is: 42,322,794.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,394,251 : 62,570,886.90 = 30,704,560.20 : x
  2. Step 2: Convert to fraction form
    45,394,251/62,570,886.90 = 30,704,560.20/x
  3. Step 3: Cross multiply
    45,394,251x = 62,570,886.90 × 30,704,560.20
  4. Step 4: Simplify right side
    45,394,251x = 1,921,211,563,588,441.25
  5. Step 5: Solve for x
    x = 1,921,211,563,588,441.25/45,394,251
  6. Step 6: Final answer
    x = 42,322,794.65

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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.