Home / 69,914,095.82-104,871,475.48-21,391,872.24

Finding the Fourth Proportional to 69,914,095.82, 104,871,475.48 and 21,391,872.24

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Solution

The fourth proportional to 69,914,095.82, 104,871,475.48 and 21,391,872.24 is: 32,087,909.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,914,095.82 : 104,871,475.48 = 21,391,872.24 : x
  2. Step 2: Convert to fraction form
    69,914,095.82/104,871,475.48 = 21,391,872.24/x
  3. Step 3: Cross multiply
    69,914,095.82x = 104,871,475.48 × 21,391,872.24
  4. Step 4: Simplify right side
    69,914,095.82x = 2,243,397,205,088,452.50
  5. Step 5: Solve for x
    x = 2,243,397,205,088,452.50/69,914,095.82
  6. Step 6: Final answer
    x = 32,087,909.87

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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.