Home / 8,755,134.78-12,081,959.87-4,835,056.77

Finding the Fourth Proportional to 8,755,134.78, 12,081,959.87 and 4,835,056.77

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Solution

The fourth proportional to 8,755,134.78, 12,081,959.87 and 4,835,056.77 is: 6,672,308.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755,134.78 : 12,081,959.87 = 4,835,056.77 : x
  2. Step 2: Convert to fraction form
    8,755,134.78/12,081,959.87 = 4,835,056.77/x
  3. Step 3: Cross multiply
    8,755,134.78x = 12,081,959.87 × 4,835,056.77
  4. Step 4: Simplify right side
    8,755,134.78x = 58,416,961,864,311.81
  5. Step 5: Solve for x
    x = 58,416,961,864,311.81/8,755,134.78
  6. Step 6: Final answer
    x = 6,672,308.69

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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.