Home / 22,230,478.25-30,677,401.09-12,307,803.17

Finding the Fourth Proportional to 22,230,478.25, 30,677,401.09 and 12,307,803.17

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Solution

The fourth proportional to 22,230,478.25, 30,677,401.09 and 12,307,803.17 is: 16,984,403.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,230,478.25 : 30,677,401.09 = 12,307,803.17 : x
  2. Step 2: Convert to fraction form
    22,230,478.25/30,677,401.09 = 12,307,803.17/x
  3. Step 3: Cross multiply
    22,230,478.25x = 30,677,401.09 × 12,307,803.17
  4. Step 4: Simplify right side
    22,230,478.25x = 377,571,414,382,863.44
  5. Step 5: Solve for x
    x = 377,571,414,382,863.44/22,230,478.25
  6. Step 6: Final answer
    x = 16,984,403.58

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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.