Home / 20,393,711.06-30,590,890.98-11,353,270.13

Finding the Fourth Proportional to 20,393,711.06, 30,590,890.98 and 11,353,270.13

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Solution

The fourth proportional to 20,393,711.06, 30,590,890.98 and 11,353,270.13 is: 17,030,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,393,711.06 : 30,590,890.98 = 11,353,270.13 : x
  2. Step 2: Convert to fraction form
    20,393,711.06/30,590,890.98 = 11,353,270.13/x
  3. Step 3: Cross multiply
    20,393,711.06x = 30,590,890.98 × 11,353,270.13
  4. Step 4: Simplify right side
    20,393,711.06x = 347,306,648,813,320.44
  5. Step 5: Solve for x
    x = 347,306,648,813,320.44/20,393,711.06
  6. Step 6: Final answer
    x = 17,030,085.78

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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.