Home / 7,856,579.69-11,785,367.64-2,465,442.90

Finding the Fourth Proportional to 7,856,579.69, 11,785,367.64 and 2,465,442.90

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Solution

The fourth proportional to 7,856,579.69, 11,785,367.64 and 2,465,442.90 is: 3,698,320.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856,579.69 : 11,785,367.64 = 2,465,442.90 : x
  2. Step 2: Convert to fraction form
    7,856,579.69/11,785,367.64 = 2,465,442.90/x
  3. Step 3: Cross multiply
    7,856,579.69x = 11,785,367.64 × 2,465,442.90
  4. Step 4: Simplify right side
    7,856,579.69x = 29,056,150,971,927.76
  5. Step 5: Solve for x
    x = 29,056,150,971,927.76/7,856,579.69
  6. Step 6: Final answer
    x = 3,698,320.66

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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.