Home / 10,781,819.32-14,879,513.24-5,887,495.60

Finding the Fourth Proportional to 10,781,819.32, 14,879,513.24 and 5,887,495.60

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Solution

The fourth proportional to 10,781,819.32, 14,879,513.24 and 5,887,495.60 is: 8,125,072.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781,819.32 : 14,879,513.24 = 5,887,495.60 : x
  2. Step 2: Convert to fraction form
    10,781,819.32/14,879,513.24 = 5,887,495.60/x
  3. Step 3: Cross multiply
    10,781,819.32x = 14,879,513.24 × 5,887,495.60
  4. Step 4: Simplify right side
    10,781,819.32x = 87,603,068,730,641.73
  5. Step 5: Solve for x
    x = 87,603,068,730,641.73/10,781,819.32
  6. Step 6: Final answer
    x = 8,125,072.97

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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.