Home / 13,053,399.10-18,012,634.67-7,547,127.23

Finding the Fourth Proportional to 13,053,399.10, 18,012,634.67 and 7,547,127.23

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Solution

The fourth proportional to 13,053,399.10, 18,012,634.67 and 7,547,127.23 is: 10,414,424.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053,399.10 : 18,012,634.67 = 7,547,127.23 : x
  2. Step 2: Convert to fraction form
    13,053,399.10/18,012,634.67 = 7,547,127.23/x
  3. Step 3: Cross multiply
    13,053,399.10x = 18,012,634.67 × 7,547,127.23
  4. Step 4: Simplify right side
    13,053,399.10x = 135,943,645,601,999.08
  5. Step 5: Solve for x
    x = 135,943,645,601,999.08/13,053,399.10
  6. Step 6: Final answer
    x = 10,414,424.98

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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.