Home / 20,294,507.88-30,438,521.42-5,914,212.17

Finding the Fourth Proportional to 20,294,507.88, 30,438,521.42 and 5,914,212.17

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Solution

The fourth proportional to 20,294,507.88, 30,438,521.42 and 5,914,212.17 is: 8,870,373.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,294,507.88 : 30,438,521.42 = 5,914,212.17 : x
  2. Step 2: Convert to fraction form
    20,294,507.88/30,438,521.42 = 5,914,212.17/x
  3. Step 3: Cross multiply
    20,294,507.88x = 30,438,521.42 × 5,914,212.17
  4. Step 4: Simplify right side
    20,294,507.88x = 180,019,873,637,206
  5. Step 5: Solve for x
    x = 180,019,873,637,206/20,294,507.88
  6. Step 6: Final answer
    x = 8,870,373.93

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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.