Home / 12,597,169.68-17,384,645.52-7,090,899.84

Finding the Fourth Proportional to 12,597,169.68, 17,384,645.52 and 7,090,899.84

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Solution

The fourth proportional to 12,597,169.68, 17,384,645.52 and 7,090,899.84 is: 9,785,752.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,597,169.68 : 17,384,645.52 = 7,090,899.84 : x
  2. Step 2: Convert to fraction form
    12,597,169.68/17,384,645.52 = 7,090,899.84/x
  3. Step 3: Cross multiply
    12,597,169.68x = 17,384,645.52 × 7,090,899.84
  4. Step 4: Simplify right side
    12,597,169.68x = 123,272,780,136,224.72
  5. Step 5: Solve for x
    x = 123,272,780,136,224.72/12,597,169.68
  6. Step 6: Final answer
    x = 9,785,752.14

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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.