Home / 55,160,565.31-76,125,037.19-30,380,747.23

Finding the Fourth Proportional to 55,160,565.31, 76,125,037.19 and 30,380,747.23

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Solution

The fourth proportional to 55,160,565.31, 76,125,037.19 and 30,380,747.23 is: 41,927,335.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,160,565.31 : 76,125,037.19 = 30,380,747.23 : x
  2. Step 2: Convert to fraction form
    55,160,565.31/76,125,037.19 = 30,380,747.23/x
  3. Step 3: Cross multiply
    55,160,565.31x = 76,125,037.19 × 30,380,747.23
  4. Step 4: Simplify right side
    55,160,565.31x = 2,312,735,512,743,739.50
  5. Step 5: Solve for x
    x = 2,312,735,512,743,739.50/55,160,565.31
  6. Step 6: Final answer
    x = 41,927,335.22

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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.