Home / 10,902,604.50-16,354,694.43-4,422,567.78

Finding the Fourth Proportional to 10,902,604.50, 16,354,694.43 and 4,422,567.78

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Solution

The fourth proportional to 10,902,604.50, 16,354,694.43 and 4,422,567.78 is: 6,634,171.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902,604.50 : 16,354,694.43 = 4,422,567.78 : x
  2. Step 2: Convert to fraction form
    10,902,604.50/16,354,694.43 = 4,422,567.78/x
  3. Step 3: Cross multiply
    10,902,604.50x = 16,354,694.43 × 4,422,567.78
  4. Step 4: Simplify right side
    10,902,604.50x = 72,329,744,637,863.47
  5. Step 5: Solve for x
    x = 72,329,744,637,863.47/10,902,604.50
  6. Step 6: Final answer
    x = 6,634,171.19

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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.