Home / 8,806,218.40-13,221,769.20-5,446,986.40

Finding the Fourth Proportional to 8,806,218.40, 13,221,769.20 and 5,446,986.40

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Solution

The fourth proportional to 8,806,218.40, 13,221,769.20 and 5,446,986.40 is: 8,178,175.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806,218.40 : 13,221,769.20 = 5,446,986.40 : x
  2. Step 2: Convert to fraction form
    8,806,218.40/13,221,769.20 = 5,446,986.40/x
  3. Step 3: Cross multiply
    8,806,218.40x = 13,221,769.20 × 5,446,986.40
  4. Step 4: Simplify right side
    8,806,218.40x = 72,018,797,016,338.88
  5. Step 5: Solve for x
    x = 72,018,797,016,338.88/8,806,218.40
  6. Step 6: Final answer
    x = 8,178,175.21

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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.