Home / 69,914,095.83-104,871,475.47-21,391,872.23

Finding the Fourth Proportional to 69,914,095.83, 104,871,475.47 and 21,391,872.23

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Solution

The fourth proportional to 69,914,095.83, 104,871,475.47 and 21,391,872.23 is: 32,087,909.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,914,095.83 : 104,871,475.47 = 21,391,872.23 : x
  2. Step 2: Convert to fraction form
    69,914,095.83/104,871,475.47 = 21,391,872.23/x
  3. Step 3: Cross multiply
    69,914,095.83x = 104,871,475.47 × 21,391,872.23
  4. Step 4: Simplify right side
    69,914,095.83x = 2,243,397,203,825,819.25
  5. Step 5: Solve for x
    x = 2,243,397,203,825,819.25/69,914,095.83
  6. Step 6: Final answer
    x = 32,087,909.84

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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.