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Finding the Fourth Proportional to 37,844,728.80, 56,701,774.80 and 17,608,466.40

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Solution

The fourth proportional to 37,844,728.80, 56,701,774.80 and 17,608,466.40 is: 26,382,308.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,844,728.80 : 56,701,774.80 = 17,608,466.40 : x
  2. Step 2: Convert to fraction form
    37,844,728.80/56,701,774.80 = 17,608,466.40/x
  3. Step 3: Cross multiply
    37,844,728.80x = 56,701,774.80 × 17,608,466.40
  4. Step 4: Simplify right side
    37,844,728.80x = 998,431,296,386,166.62
  5. Step 5: Solve for x
    x = 998,431,296,386,166.62/37,844,728.80
  6. Step 6: Final answer
    x = 26,382,308.13

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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.