Home / 7,856,578.94-11,785,366.52-2,465,442.14

Finding the Fourth Proportional to 7,856,578.94, 11,785,366.52 and 2,465,442.14

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Solution

The fourth proportional to 7,856,578.94, 11,785,366.52 and 2,465,442.14 is: 3,698,319.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856,578.94 : 11,785,366.52 = 2,465,442.14 : x
  2. Step 2: Convert to fraction form
    7,856,578.94/11,785,366.52 = 2,465,442.14/x
  3. Step 3: Cross multiply
    7,856,578.94x = 11,785,366.52 × 2,465,442.14
  4. Step 4: Simplify right side
    7,856,578.94x = 29,056,139,182,499.11
  5. Step 5: Solve for x
    x = 29,056,139,182,499.11/7,856,578.94
  6. Step 6: Final answer
    x = 3,698,319.51

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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.