Home / 48,266,901.72-66,629,794.62-28,694,126.52

Finding the Fourth Proportional to 48,266,901.72, 66,629,794.62 and 28,694,126.52

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Solution

The fourth proportional to 48,266,901.72, 66,629,794.62 and 28,694,126.52 is: 39,610,658.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,266,901.72 : 66,629,794.62 = 28,694,126.52 : x
  2. Step 2: Convert to fraction form
    48,266,901.72/66,629,794.62 = 28,694,126.52/x
  3. Step 3: Cross multiply
    48,266,901.72x = 66,629,794.62 × 28,694,126.52
  4. Step 4: Simplify right side
    48,266,901.72x = 1,911,883,756,827,895.25
  5. Step 5: Solve for x
    x = 1,911,883,756,827,895.25/48,266,901.72
  6. Step 6: Final answer
    x = 39,610,658.42

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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.