Home / 13,306,848.80-19,960,273.20-7,260,231.20

Finding the Fourth Proportional to 13,306,848.80, 19,960,273.20 and 7,260,231.20

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Solution

The fourth proportional to 13,306,848.80, 19,960,273.20 and 7,260,231.20 is: 10,890,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,848.80 : 19,960,273.20 = 7,260,231.20 : x
  2. Step 2: Convert to fraction form
    13,306,848.80/19,960,273.20 = 7,260,231.20/x
  3. Step 3: Cross multiply
    13,306,848.80x = 19,960,273.20 × 7,260,231.20
  4. Step 4: Simplify right side
    13,306,848.80x = 144,916,198,247,163.84
  5. Step 5: Solve for x
    x = 144,916,198,247,163.84/13,306,848.80
  6. Step 6: Final answer
    x = 10,890,346.80

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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.