Home / 9,857,768.80-14,757,622.80-7,344,565.60

Finding the Fourth Proportional to 9,857,768.80, 14,757,622.80 and 7,344,565.60

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Solution

The fourth proportional to 9,857,768.80, 14,757,622.80 and 7,344,565.60 is: 10,995,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,857,768.80 : 14,757,622.80 = 7,344,565.60 : x
  2. Step 2: Convert to fraction form
    9,857,768.80/14,757,622.80 = 7,344,565.60/x
  3. Step 3: Cross multiply
    9,857,768.80x = 14,757,622.80 × 7,344,565.60
  4. Step 4: Simplify right side
    9,857,768.80x = 108,388,328,754,655.69
  5. Step 5: Solve for x
    x = 108,388,328,754,655.69/9,857,768.80
  6. Step 6: Final answer
    x = 10,995,219.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.