Home / 8,988,886-12,404,662.68-4,914,505

Finding the Fourth Proportional to 8,988,886, 12,404,662.68 and 4,914,505

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Solution

The fourth proportional to 8,988,886, 12,404,662.68 and 4,914,505 is: 6,782,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988,886 : 12,404,662.68 = 4,914,505 : x
  2. Step 2: Convert to fraction form
    8,988,886/12,404,662.68 = 4,914,505/x
  3. Step 3: Cross multiply
    8,988,886x = 12,404,662.68 × 4,914,505
  4. Step 4: Simplify right side
    8,988,886x = 60,962,776,764,173.40
  5. Step 5: Solve for x
    x = 60,962,776,764,173.40/8,988,886
  6. Step 6: Final answer
    x = 6,782,016.90

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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.