Home / 18,144,429.30-27,216,643.95-16,018,665.30

Finding the Fourth Proportional to 18,144,429.30, 27,216,643.95 and 16,018,665.30

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Solution

The fourth proportional to 18,144,429.30, 27,216,643.95 and 16,018,665.30 is: 24,027,997.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,429.30 : 27,216,643.95 = 16,018,665.30 : x
  2. Step 2: Convert to fraction form
    18,144,429.30/27,216,643.95 = 16,018,665.30/x
  3. Step 3: Cross multiply
    18,144,429.30x = 27,216,643.95 × 16,018,665.30
  4. Step 4: Simplify right side
    18,144,429.30x = 435,974,310,024,319.94
  5. Step 5: Solve for x
    x = 435,974,310,024,319.94/18,144,429.30
  6. Step 6: Final answer
    x = 24,027,997.95

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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.