Home / 6,645,837.16-9,172,961.52-4,328,504.08

Finding the Fourth Proportional to 6,645,837.16, 9,172,961.52 and 4,328,504.08

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Solution

The fourth proportional to 6,645,837.16, 9,172,961.52 and 4,328,504.08 is: 5,974,446.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,837.16 : 9,172,961.52 = 4,328,504.08 : x
  2. Step 2: Convert to fraction form
    6,645,837.16/9,172,961.52 = 4,328,504.08/x
  3. Step 3: Cross multiply
    6,645,837.16x = 9,172,961.52 × 4,328,504.08
  4. Step 4: Simplify right side
    6,645,837.16x = 39,705,201,365,003
  5. Step 5: Solve for x
    x = 39,705,201,365,003/6,645,837.16
  6. Step 6: Final answer
    x = 5,974,446.92

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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.