Home / 9,789,072.50-13,510,165.57-5,921,621.34

Finding the Fourth Proportional to 9,789,072.50, 13,510,165.57 and 5,921,621.34

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Solution

The fourth proportional to 9,789,072.50, 13,510,165.57 and 5,921,621.34 is: 8,172,590.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,072.50 : 13,510,165.57 = 5,921,621.34 : x
  2. Step 2: Convert to fraction form
    9,789,072.50/13,510,165.57 = 5,921,621.34/x
  3. Step 3: Cross multiply
    9,789,072.50x = 13,510,165.57 × 5,921,621.34
  4. Step 4: Simplify right side
    9,789,072.50x = 80,002,084,680,778.09
  5. Step 5: Solve for x
    x = 80,002,084,680,778.09/9,789,072.50
  6. Step 6: Final answer
    x = 8,172,590.89

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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.