Home / 6,787,031.86-9,366,164.85-3,689,561.17

Finding the Fourth Proportional to 6,787,031.86, 9,366,164.85 and 3,689,561.17

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Solution

The fourth proportional to 6,787,031.86, 9,366,164.85 and 3,689,561.17 is: 5,091,627.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,031.86 : 9,366,164.85 = 3,689,561.17 : x
  2. Step 2: Convert to fraction form
    6,787,031.86/9,366,164.85 = 3,689,561.17/x
  3. Step 3: Cross multiply
    6,787,031.86x = 9,366,164.85 × 3,689,561.17
  4. Step 4: Simplify right side
    6,787,031.86x = 34,557,038,142,378.87
  5. Step 5: Solve for x
    x = 34,557,038,142,378.87/6,787,031.86
  6. Step 6: Final answer
    x = 5,091,627.51

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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.