Home / 19,328,843.75-28,993,440.59-5,865,671.75

Finding the Fourth Proportional to 19,328,843.75, 28,993,440.59 and 5,865,671.75

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Solution

The fourth proportional to 19,328,843.75, 28,993,440.59 and 5,865,671.75 is: 8,798,560.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,328,843.75 : 28,993,440.59 = 5,865,671.75 : x
  2. Step 2: Convert to fraction form
    19,328,843.75/28,993,440.59 = 5,865,671.75/x
  3. Step 3: Cross multiply
    19,328,843.75x = 28,993,440.59 × 5,865,671.75
  4. Step 4: Simplify right side
    19,328,843.75x = 170,066,005,404,066.34
  5. Step 5: Solve for x
    x = 170,066,005,404,066.34/19,328,843.75
  6. Step 6: Final answer
    x = 8,798,560.72

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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.