Home / 8,614,511.45-11,888,105.55-4,747,171.01

Finding the Fourth Proportional to 8,614,511.45, 11,888,105.55 and 4,747,171.01

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Solution

The fourth proportional to 8,614,511.45, 11,888,105.55 and 4,747,171.01 is: 6,551,139.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,614,511.45 : 11,888,105.55 = 4,747,171.01 : x
  2. Step 2: Convert to fraction form
    8,614,511.45/11,888,105.55 = 4,747,171.01/x
  3. Step 3: Cross multiply
    8,614,511.45x = 11,888,105.55 × 4,747,171.01
  4. Step 4: Simplify right side
    8,614,511.45x = 56,434,869,971,339.58
  5. Step 5: Solve for x
    x = 56,434,869,971,339.58/8,614,511.45
  6. Step 6: Final answer
    x = 6,551,139.94

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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.