Home / 13,163,542.80-19,745,314.20-8,858,870.70

Finding the Fourth Proportional to 13,163,542.80, 19,745,314.20 and 8,858,870.70

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Solution

The fourth proportional to 13,163,542.80, 19,745,314.20 and 8,858,870.70 is: 13,288,306.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,163,542.80 : 19,745,314.20 = 8,858,870.70 : x
  2. Step 2: Convert to fraction form
    13,163,542.80/19,745,314.20 = 8,858,870.70/x
  3. Step 3: Cross multiply
    13,163,542.80x = 19,745,314.20 × 8,858,870.70
  4. Step 4: Simplify right side
    13,163,542.80x = 174,921,185,428,673.91
  5. Step 5: Solve for x
    x = 174,921,185,428,673.91/13,163,542.80
  6. Step 6: Final answer
    x = 13,288,306.05

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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.