Home / 19,019,705.62-26,247,193.76-10,871,118.58

Finding the Fourth Proportional to 19,019,705.62, 26,247,193.76 and 10,871,118.58

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Solution

The fourth proportional to 19,019,705.62, 26,247,193.76 and 10,871,118.58 is: 15,002,143.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,019,705.62 : 26,247,193.76 = 10,871,118.58 : x
  2. Step 2: Convert to fraction form
    19,019,705.62/26,247,193.76 = 10,871,118.58/x
  3. Step 3: Cross multiply
    19,019,705.62x = 26,247,193.76 × 10,871,118.58
  4. Step 4: Simplify right side
    19,019,705.62x = 285,336,355,757,196.06
  5. Step 5: Solve for x
    x = 285,336,355,757,196.06/19,019,705.62
  6. Step 6: Final answer
    x = 15,002,143.64

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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.