Home / 6,117,369.78-9,176,054.13-2,912,780.55

Finding the Fourth Proportional to 6,117,369.78, 9,176,054.13 and 2,912,780.55

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Solution

The fourth proportional to 6,117,369.78, 9,176,054.13 and 2,912,780.55 is: 4,369,170.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117,369.78 : 9,176,054.13 = 2,912,780.55 : x
  2. Step 2: Convert to fraction form
    6,117,369.78/9,176,054.13 = 2,912,780.55/x
  3. Step 3: Cross multiply
    6,117,369.78x = 9,176,054.13 × 2,912,780.55
  4. Step 4: Simplify right side
    6,117,369.78x = 26,727,831,995,611.17
  5. Step 5: Solve for x
    x = 26,727,831,995,611.17/6,117,369.78
  6. Step 6: Final answer
    x = 4,369,170.57

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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.