Home / 22,116,478.14-30,520,881.41-12,327,542.89

Finding the Fourth Proportional to 22,116,478.14, 30,520,881.41 and 12,327,542.89

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Solution

The fourth proportional to 22,116,478.14, 30,520,881.41 and 12,327,542.89 is: 17,012,088.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,116,478.14 : 30,520,881.41 = 12,327,542.89 : x
  2. Step 2: Convert to fraction form
    22,116,478.14/30,520,881.41 = 12,327,542.89/x
  3. Step 3: Cross multiply
    22,116,478.14x = 30,520,881.41 × 12,327,542.89
  4. Step 4: Simplify right side
    22,116,478.14x = 376,247,474,484,438.75
  5. Step 5: Solve for x
    x = 376,247,474,484,438.75/22,116,478.14
  6. Step 6: Final answer
    x = 17,012,088.10

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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.