Home / 22,187,799.92-30,619,099.04-12,398,253.84

Finding the Fourth Proportional to 22,187,799.92, 30,619,099.04 and 12,398,253.84

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Solution

The fourth proportional to 22,187,799.92, 30,619,099.04 and 12,398,253.84 is: 17,109,554.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,187,799.92 : 30,619,099.04 = 12,398,253.84 : x
  2. Step 2: Convert to fraction form
    22,187,799.92/30,619,099.04 = 12,398,253.84/x
  3. Step 3: Cross multiply
    22,187,799.92x = 30,619,099.04 × 12,398,253.84
  4. Step 4: Simplify right side
    22,187,799.92x = 379,623,362,250,020.31
  5. Step 5: Solve for x
    x = 379,623,362,250,020.31/22,187,799.92
  6. Step 6: Final answer
    x = 17,109,554.06

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1.5x scale

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.