Home / 9,391,998.80-14,087,998.20-8,757,477.20

Finding the Fourth Proportional to 9,391,998.80, 14,087,998.20 and 8,757,477.20

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Solution

The fourth proportional to 9,391,998.80, 14,087,998.20 and 8,757,477.20 is: 13,136,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,391,998.80 : 14,087,998.20 = 8,757,477.20 : x
  2. Step 2: Convert to fraction form
    9,391,998.80/14,087,998.20 = 8,757,477.20/x
  3. Step 3: Cross multiply
    9,391,998.80x = 14,087,998.20 × 8,757,477.20
  4. Step 4: Simplify right side
    9,391,998.80x = 123,375,323,030,141.02
  5. Step 5: Solve for x
    x = 123,375,323,030,141.02/9,391,998.80
  6. Step 6: Final answer
    x = 13,136,215.80

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Similar ratio
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1.5x scale

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.