Home / 30,102,019.68-41,541,559.96-16,351,770.72

Finding the Fourth Proportional to 30,102,019.68, 41,541,559.96 and 16,351,770.72

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Solution

The fourth proportional to 30,102,019.68, 41,541,559.96 and 16,351,770.72 is: 22,565,863.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,102,019.68 : 41,541,559.96 = 16,351,770.72 : x
  2. Step 2: Convert to fraction form
    30,102,019.68/41,541,559.96 = 16,351,770.72/x
  3. Step 3: Cross multiply
    30,102,019.68x = 41,541,559.96 × 16,351,770.72
  4. Step 4: Simplify right side
    30,102,019.68x = 679,278,063,817,052.38
  5. Step 5: Solve for x
    x = 679,278,063,817,052.38/30,102,019.68
  6. Step 6: Final answer
    x = 22,565,863.39

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1.5x scale

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.