Home / 7,392,919.40-11,077,455.90-4,188,516.20

Finding the Fourth Proportional to 7,392,919.40, 11,077,455.90 and 4,188,516.20

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Solution

The fourth proportional to 7,392,919.40, 11,077,455.90 and 4,188,516.20 is: 6,276,019.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392,919.40 : 11,077,455.90 = 4,188,516.20 : x
  2. Step 2: Convert to fraction form
    7,392,919.40/11,077,455.90 = 4,188,516.20/x
  3. Step 3: Cross multiply
    7,392,919.40x = 11,077,455.90 × 4,188,516.20
  4. Step 4: Simplify right side
    7,392,919.40x = 46,398,103,491,935.59
  5. Step 5: Solve for x
    x = 46,398,103,491,935.59/7,392,919.40
  6. Step 6: Final answer
    x = 6,276,019.12

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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.