Home / 66,097,883.52-99,108,684-25,661,128.32

Finding the Fourth Proportional to 66,097,883.52, 99,108,684 and 25,661,128.32

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Solution

The fourth proportional to 66,097,883.52, 99,108,684 and 25,661,128.32 is: 38,476,884.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,097,883.52 : 99,108,684 = 25,661,128.32 : x
  2. Step 2: Convert to fraction form
    66,097,883.52/99,108,684 = 25,661,128.32/x
  3. Step 3: Cross multiply
    66,097,883.52x = 99,108,684 × 25,661,128.32
  4. Step 4: Simplify right side
    66,097,883.52x = 2,543,240,657,750,331
  5. Step 5: Solve for x
    x = 2,543,240,657,750,331/66,097,883.52
  6. Step 6: Final answer
    x = 38,476,884.92

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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.