Home / 12,715,729.82-17,547,506.99-6,914,460.81

Finding the Fourth Proportional to 12,715,729.82, 17,547,506.99 and 6,914,460.81

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Solution

The fourth proportional to 12,715,729.82, 17,547,506.99 and 6,914,460.81 is: 9,541,847.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,715,729.82 : 17,547,506.99 = 6,914,460.81 : x
  2. Step 2: Convert to fraction form
    12,715,729.82/17,547,506.99 = 6,914,460.81/x
  3. Step 3: Cross multiply
    12,715,729.82x = 17,547,506.99 × 6,914,460.81
  4. Step 4: Simplify right side
    12,715,729.82x = 121,331,549,452,716.12
  5. Step 5: Solve for x
    x = 121,331,549,452,716.12/12,715,729.82
  6. Step 6: Final answer
    x = 9,541,847.08

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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.