Home / 18,144,047.20-27,216,070.80-16,352,456.80

Finding the Fourth Proportional to 18,144,047.20, 27,216,070.80 and 16,352,456.80

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Solution

The fourth proportional to 18,144,047.20, 27,216,070.80 and 16,352,456.80 is: 24,528,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,047.20 : 27,216,070.80 = 16,352,456.80 : x
  2. Step 2: Convert to fraction form
    18,144,047.20/27,216,070.80 = 16,352,456.80/x
  3. Step 3: Cross multiply
    18,144,047.20x = 27,216,070.80 × 16,352,456.80
  4. Step 4: Simplify right side
    18,144,047.20x = 445,049,622,022,741.50
  5. Step 5: Solve for x
    x = 445,049,622,022,741.50/18,144,047.20
  6. Step 6: Final answer
    x = 24,528,685.20

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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.