Home / 7,056,339.10-9,743,233.02-5,422,170.58

Finding the Fourth Proportional to 7,056,339.10, 9,743,233.02 and 5,422,170.58

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Solution

The fourth proportional to 7,056,339.10, 9,743,233.02 and 5,422,170.58 is: 7,486,810.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056,339.10 : 9,743,233.02 = 5,422,170.58 : x
  2. Step 2: Convert to fraction form
    7,056,339.10/9,743,233.02 = 5,422,170.58/x
  3. Step 3: Cross multiply
    7,056,339.10x = 9,743,233.02 × 5,422,170.58
  4. Step 4: Simplify right side
    7,056,339.10x = 52,829,471,435,128.55
  5. Step 5: Solve for x
    x = 52,829,471,435,128.55/7,056,339.10
  6. Step 6: Final answer
    x = 7,486,810.18

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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.