Home / 12,995,452.06-17,933,013.36-7,113,948.48

Finding the Fourth Proportional to 12,995,452.06, 17,933,013.36 and 7,113,948.48

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Solution

The fourth proportional to 12,995,452.06, 17,933,013.36 and 7,113,948.48 is: 9,816,859.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995,452.06 : 17,933,013.36 = 7,113,948.48 : x
  2. Step 2: Convert to fraction form
    12,995,452.06/17,933,013.36 = 7,113,948.48/x
  3. Step 3: Cross multiply
    12,995,452.06x = 17,933,013.36 × 7,113,948.48
  4. Step 4: Simplify right side
    12,995,452.06x = 127,574,533,134,191.70
  5. Step 5: Solve for x
    x = 127,574,533,134,191.70/12,995,452.06
  6. Step 6: Final answer
    x = 9,816,859.97

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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.