Home / 61,121,995.52-91,575,370.92-57,480,959.60

Finding the Fourth Proportional to 61,121,995.52, 91,575,370.92 and 57,480,959.60

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Solution

The fourth proportional to 61,121,995.52, 91,575,370.92 and 57,480,959.60 is: 86,120,228.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,121,995.52 : 91,575,370.92 = 57,480,959.60 : x
  2. Step 2: Convert to fraction form
    61,121,995.52/91,575,370.92 = 57,480,959.60/x
  3. Step 3: Cross multiply
    61,121,995.52x = 91,575,370.92 × 57,480,959.60
  4. Step 4: Simplify right side
    61,121,995.52x = 5,263,840,196,207,535
  5. Step 5: Solve for x
    x = 5,263,840,196,207,535/61,121,995.52
  6. Step 6: Final answer
    x = 86,120,228.10

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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.