Home / 13,547,390.44-20,324,627.10-7,862,149.48

Finding the Fourth Proportional to 13,547,390.44, 20,324,627.10 and 7,862,149.48

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Solution

The fourth proportional to 13,547,390.44, 20,324,627.10 and 7,862,149.48 is: 11,795,279.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547,390.44 : 20,324,627.10 = 7,862,149.48 : x
  2. Step 2: Convert to fraction form
    13,547,390.44/20,324,627.10 = 7,862,149.48/x
  3. Step 3: Cross multiply
    13,547,390.44x = 20,324,627.10 × 7,862,149.48
  4. Step 4: Simplify right side
    13,547,390.44x = 159,795,256,385,458.94
  5. Step 5: Solve for x
    x = 159,795,256,385,458.94/13,547,390.44
  6. Step 6: Final answer
    x = 11,795,279.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.