Home / 18,187,378.80-27,202,336.20-16,282,064.40

Finding the Fourth Proportional to 18,187,378.80, 27,202,336.20 and 16,282,064.40

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Solution

The fourth proportional to 18,187,378.80, 27,202,336.20 and 16,282,064.40 is: 24,352,612.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187,378.80 : 27,202,336.20 = 16,282,064.40 : x
  2. Step 2: Convert to fraction form
    18,187,378.80/27,202,336.20 = 16,282,064.40/x
  3. Step 3: Cross multiply
    18,187,378.80x = 27,202,336.20 × 16,282,064.40
  4. Step 4: Simplify right side
    18,187,378.80x = 442,910,189,838,851.25
  5. Step 5: Solve for x
    x = 442,910,189,838,851.25/18,187,378.80
  6. Step 6: Final answer
    x = 24,352,612.58

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1.5x scale

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.