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Finding the Fourth Proportional to 5,954,307.71, 8,936,647.18 and 3,400,635.29

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Solution

The fourth proportional to 5,954,307.71, 8,936,647.18 and 3,400,635.29 is: 5,103,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,954,307.71 : 8,936,647.18 = 3,400,635.29 : x
  2. Step 2: Convert to fraction form
    5,954,307.71/8,936,647.18 = 3,400,635.29/x
  3. Step 3: Cross multiply
    5,954,307.71x = 8,936,647.18 × 3,400,635.29
  4. Step 4: Simplify right side
    5,954,307.71x = 30,390,277,721,402.16
  5. Step 5: Solve for x
    x = 30,390,277,721,402.16/5,954,307.71
  6. Step 6: Final answer
    x = 5,103,914.55

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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.