Home / 10,105,729.61-13,945,943.16-5,522,050.98

Finding the Fourth Proportional to 10,105,729.61, 13,945,943.16 and 5,522,050.98

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Solution

The fourth proportional to 10,105,729.61, 13,945,943.16 and 5,522,050.98 is: 7,620,450.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,105,729.61 : 13,945,943.16 = 5,522,050.98 : x
  2. Step 2: Convert to fraction form
    10,105,729.61/13,945,943.16 = 5,522,050.98/x
  3. Step 3: Cross multiply
    10,105,729.61x = 13,945,943.16 × 5,522,050.98
  4. Step 4: Simplify right side
    10,105,729.61x = 77,010,209,066,092.05
  5. Step 5: Solve for x
    x = 77,010,209,066,092.05/10,105,729.61
  6. Step 6: Final answer
    x = 7,620,450.19

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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.