Home / 18,144,632.80-27,216,949.20-16,018,868.80

Finding the Fourth Proportional to 18,144,632.80, 27,216,949.20 and 16,018,868.80

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Solution

The fourth proportional to 18,144,632.80, 27,216,949.20 and 16,018,868.80 is: 24,028,303.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,632.80 : 27,216,949.20 = 16,018,868.80 : x
  2. Step 2: Convert to fraction form
    18,144,632.80/27,216,949.20 = 16,018,868.80/x
  3. Step 3: Cross multiply
    18,144,632.80x = 27,216,949.20 × 16,018,868.80
  4. Step 4: Simplify right side
    18,144,632.80x = 435,984,738,371,064.94
  5. Step 5: Solve for x
    x = 435,984,738,371,064.94/18,144,632.80
  6. Step 6: Final answer
    x = 24,028,303.20

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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.