Home / 26,959,856.80-40,439,785.20-7,791,239.20

Finding the Fourth Proportional to 26,959,856.80, 40,439,785.20 and 7,791,239.20

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Solution

The fourth proportional to 26,959,856.80, 40,439,785.20 and 7,791,239.20 is: 11,686,858.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,959,856.80 : 40,439,785.20 = 7,791,239.20 : x
  2. Step 2: Convert to fraction form
    26,959,856.80/40,439,785.20 = 7,791,239.20/x
  3. Step 3: Cross multiply
    26,959,856.80x = 40,439,785.20 × 7,791,239.20
  4. Step 4: Simplify right side
    26,959,856.80x = 315,076,039,689,819.88
  5. Step 5: Solve for x
    x = 315,076,039,689,819.88/26,959,856.80
  6. Step 6: Final answer
    x = 11,686,858.80

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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.