Home / 13,826,553.32-20,740,826.70-5,306,889.80

Finding the Fourth Proportional to 13,826,553.32, 20,740,826.70 and 5,306,889.80

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Solution

The fourth proportional to 13,826,553.32, 20,740,826.70 and 5,306,889.80 is: 7,960,717.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826,553.32 : 20,740,826.70 = 5,306,889.80 : x
  2. Step 2: Convert to fraction form
    13,826,553.32/20,740,826.70 = 5,306,889.80/x
  3. Step 3: Cross multiply
    13,826,553.32x = 20,740,826.70 × 5,306,889.80
  4. Step 4: Simplify right side
    13,826,553.32x = 110,069,281,657,797.66
  5. Step 5: Solve for x
    x = 110,069,281,657,797.66/13,826,553.32
  6. Step 6: Final answer
    x = 7,960,717.26

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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.