Home / 13,124,234.40-19,723,676.40-11,481,943.20

Finding the Fourth Proportional to 13,124,234.40, 19,723,676.40 and 11,481,943.20

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Solution

The fourth proportional to 13,124,234.40, 19,723,676.40 and 11,481,943.20 is: 17,255,568.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,124,234.40 : 19,723,676.40 = 11,481,943.20 : x
  2. Step 2: Convert to fraction form
    13,124,234.40/19,723,676.40 = 11,481,943.20/x
  3. Step 3: Cross multiply
    13,124,234.40x = 19,723,676.40 × 11,481,943.20
  4. Step 4: Simplify right side
    13,124,234.40x = 226,466,132,119,980.44
  5. Step 5: Solve for x
    x = 226,466,132,119,980.44/13,124,234.40
  6. Step 6: Final answer
    x = 17,255,568.99

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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.