Home / 8,845,770.78-13,268,644.83-2,781,031.86

Finding the Fourth Proportional to 8,845,770.78, 13,268,644.83 and 2,781,031.86

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Solution

The fourth proportional to 8,845,770.78, 13,268,644.83 and 2,781,031.86 is: 4,171,544.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845,770.78 : 13,268,644.83 = 2,781,031.86 : x
  2. Step 2: Convert to fraction form
    8,845,770.78/13,268,644.83 = 2,781,031.86/x
  3. Step 3: Cross multiply
    8,845,770.78x = 13,268,644.83 × 2,781,031.86
  4. Step 4: Simplify right side
    8,845,770.78x = 36,900,524,011,254.28
  5. Step 5: Solve for x
    x = 36,900,524,011,254.28/8,845,770.78
  6. Step 6: Final answer
    x = 4,171,544.22

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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.