Home / 22,221,636.46-30,667,049.62-12,431,496.77

Finding the Fourth Proportional to 22,221,636.46, 30,667,049.62 and 12,431,496.77

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Solution

The fourth proportional to 22,221,636.46, 30,667,049.62 and 12,431,496.77 is: 17,156,132.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,221,636.46 : 30,667,049.62 = 12,431,496.77 : x
  2. Step 2: Convert to fraction form
    22,221,636.46/30,667,049.62 = 12,431,496.77/x
  3. Step 3: Cross multiply
    22,221,636.46x = 30,667,049.62 × 12,431,496.77
  4. Step 4: Simplify right side
    22,221,636.46x = 381,237,328,227,047.19
  5. Step 5: Solve for x
    x = 381,237,328,227,047.19/22,221,636.46
  6. Step 6: Final answer
    x = 17,156,132.00

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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.