Home / 8,891,649.21-12,270,488.01-4,817,268.21

Finding the Fourth Proportional to 8,891,649.21, 12,270,488.01 and 4,817,268.21

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Solution

The fourth proportional to 8,891,649.21, 12,270,488.01 and 4,817,268.21 is: 6,647,836.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891,649.21 : 12,270,488.01 = 4,817,268.21 : x
  2. Step 2: Convert to fraction form
    8,891,649.21/12,270,488.01 = 4,817,268.21/x
  3. Step 3: Cross multiply
    8,891,649.21x = 12,270,488.01 × 4,817,268.21
  4. Step 4: Simplify right side
    8,891,649.21x = 59,110,231,811,759.16
  5. Step 5: Solve for x
    x = 59,110,231,811,759.16/8,891,649.21
  6. Step 6: Final answer
    x = 6,647,836.69

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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.