Home / 48,373,516.80-66,752,933.12-30,038,408.96

Finding the Fourth Proportional to 48,373,516.80, 66,752,933.12 and 30,038,408.96

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Solution

The fourth proportional to 48,373,516.80, 66,752,933.12 and 30,038,408.96 is: 41,451,439.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,373,516.80 : 66,752,933.12 = 30,038,408.96 : x
  2. Step 2: Convert to fraction form
    48,373,516.80/66,752,933.12 = 30,038,408.96/x
  3. Step 3: Cross multiply
    48,373,516.80x = 66,752,933.12 × 30,038,408.96
  4. Step 4: Simplify right side
    48,373,516.80x = 2,005,151,904,338,088.75
  5. Step 5: Solve for x
    x = 2,005,151,904,338,088.75/48,373,516.80
  6. Step 6: Final answer
    x = 41,451,439.49

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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.