Home / 22,144,415.40-33,216,623.10-12,578,477.40

Finding the Fourth Proportional to 22,144,415.40, 33,216,623.10 and 12,578,477.40

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Solution

The fourth proportional to 22,144,415.40, 33,216,623.10 and 12,578,477.40 is: 18,867,716.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144,415.40 : 33,216,623.10 = 12,578,477.40 : x
  2. Step 2: Convert to fraction form
    22,144,415.40/33,216,623.10 = 12,578,477.40/x
  3. Step 3: Cross multiply
    22,144,415.40x = 33,216,623.10 × 12,578,477.40
  4. Step 4: Simplify right side
    22,144,415.40x = 417,814,542,967,668
  5. Step 5: Solve for x
    x = 417,814,542,967,668/22,144,415.40
  6. Step 6: Final answer
    x = 18,867,716.10

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.