Home / 13,053,352.24-18,012,570.01-7,547,080.38

Finding the Fourth Proportional to 13,053,352.24, 18,012,570.01 and 7,547,080.38

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Solution

The fourth proportional to 13,053,352.24, 18,012,570.01 and 7,547,080.38 is: 10,414,360.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053,352.24 : 18,012,570.01 = 7,547,080.38 : x
  2. Step 2: Convert to fraction form
    13,053,352.24/18,012,570.01 = 7,547,080.38/x
  3. Step 3: Cross multiply
    13,053,352.24x = 18,012,570.01 × 7,547,080.38
  4. Step 4: Simplify right side
    13,053,352.24x = 135,942,313,715,847.42
  5. Step 5: Solve for x
    x = 135,942,313,715,847.42/13,053,352.24
  6. Step 6: Final answer
    x = 10,414,360.33

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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.