Home / 9,982,805.30-13,776,280.50-5,399,126.67

Finding the Fourth Proportional to 9,982,805.30, 13,776,280.50 and 5,399,126.67

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Solution

The fourth proportional to 9,982,805.30, 13,776,280.50 and 5,399,126.67 is: 7,450,799.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,805.30 : 13,776,280.50 = 5,399,126.67 : x
  2. Step 2: Convert to fraction form
    9,982,805.30/13,776,280.50 = 5,399,126.67/x
  3. Step 3: Cross multiply
    9,982,805.30x = 13,776,280.50 × 5,399,126.67
  4. Step 4: Simplify right side
    9,982,805.30x = 74,379,883,460,950.94
  5. Step 5: Solve for x
    x = 74,379,883,460,950.94/9,982,805.30
  6. Step 6: Final answer
    x = 7,450,799.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.