Home / 9,482,188.68-13,085,420.40-5,131,274.97

Finding the Fourth Proportional to 9,482,188.68, 13,085,420.40 and 5,131,274.97

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Solution

The fourth proportional to 9,482,188.68, 13,085,420.40 and 5,131,274.97 is: 7,081,159.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,188.68 : 13,085,420.40 = 5,131,274.97 : x
  2. Step 2: Convert to fraction form
    9,482,188.68/13,085,420.40 = 5,131,274.97/x
  3. Step 3: Cross multiply
    9,482,188.68x = 13,085,420.40 × 5,131,274.97
  4. Step 4: Simplify right side
    9,482,188.68x = 67,144,890,170,447.38
  5. Step 5: Solve for x
    x = 67,144,890,170,447.38/9,482,188.68
  6. Step 6: Final answer
    x = 7,081,159.47

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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.