Home / 18,216,002.80-27,324,004.20-4,752,830.80

Finding the Fourth Proportional to 18,216,002.80, 27,324,004.20 and 4,752,830.80

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Solution

The fourth proportional to 18,216,002.80, 27,324,004.20 and 4,752,830.80 is: 7,129,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,216,002.80 : 27,324,004.20 = 4,752,830.80 : x
  2. Step 2: Convert to fraction form
    18,216,002.80/27,324,004.20 = 4,752,830.80/x
  3. Step 3: Cross multiply
    18,216,002.80x = 27,324,004.20 × 4,752,830.80
  4. Step 4: Simplify right side
    18,216,002.80x = 129,866,368,741,089.34
  5. Step 5: Solve for x
    x = 129,866,368,741,089.34/18,216,002.80
  6. Step 6: Final answer
    x = 7,129,246.20

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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.