Home / 21,583,311.70-32,374,967.55-15,560,313.70

Finding the Fourth Proportional to 21,583,311.70, 32,374,967.55 and 15,560,313.70

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Solution

The fourth proportional to 21,583,311.70, 32,374,967.55 and 15,560,313.70 is: 23,340,470.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,583,311.70 : 32,374,967.55 = 15,560,313.70 : x
  2. Step 2: Convert to fraction form
    21,583,311.70/32,374,967.55 = 15,560,313.70/x
  3. Step 3: Cross multiply
    21,583,311.70x = 32,374,967.55 × 15,560,313.70
  4. Step 4: Simplify right side
    21,583,311.70x = 503,764,651,105,320.44
  5. Step 5: Solve for x
    x = 503,764,651,105,320.44/21,583,311.70
  6. Step 6: Final answer
    x = 23,340,470.55

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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.