Home / 14,689,171.20-22,012,243.20-13,172,851.20

Finding the Fourth Proportional to 14,689,171.20, 22,012,243.20 and 13,172,851.20

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Solution

The fourth proportional to 14,689,171.20, 22,012,243.20 and 13,172,851.20 is: 19,739,983.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,689,171.20 : 22,012,243.20 = 13,172,851.20 : x
  2. Step 2: Convert to fraction form
    14,689,171.20/22,012,243.20 = 13,172,851.20/x
  3. Step 3: Cross multiply
    14,689,171.20x = 22,012,243.20 × 13,172,851.20
  4. Step 4: Simplify right side
    14,689,171.20x = 289,964,004,251,811.81
  5. Step 5: Solve for x
    x = 289,964,004,251,811.81/14,689,171.20
  6. Step 6: Final answer
    x = 19,739,983.99

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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.