Home / 22,454,678.84-30,987,478.74-12,141,399.20

Finding the Fourth Proportional to 22,454,678.84, 30,987,478.74 and 12,141,399.20

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Solution

The fourth proportional to 22,454,678.84, 30,987,478.74 and 12,141,399.20 is: 16,755,142.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,454,678.84 : 30,987,478.74 = 12,141,399.20 : x
  2. Step 2: Convert to fraction form
    22,454,678.84/30,987,478.74 = 12,141,399.20/x
  3. Step 3: Cross multiply
    22,454,678.84x = 30,987,478.74 × 12,141,399.20
  4. Step 4: Simplify right side
    22,454,678.84x = 376,231,349,583,852.94
  5. Step 5: Solve for x
    x = 376,231,349,583,852.94/22,454,678.84
  6. Step 6: Final answer
    x = 16,755,142.76

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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.