Home / 22,209,515.53-30,648,555.89-12,286,764.76

Finding the Fourth Proportional to 22,209,515.53, 30,648,555.89 and 12,286,764.76

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Solution

The fourth proportional to 22,209,515.53, 30,648,555.89 and 12,286,764.76 is: 16,955,416.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,209,515.53 : 30,648,555.89 = 12,286,764.76 : x
  2. Step 2: Convert to fraction form
    22,209,515.53/30,648,555.89 = 12,286,764.76/x
  3. Step 3: Cross multiply
    22,209,515.53x = 30,648,555.89 × 12,286,764.76
  4. Step 4: Simplify right side
    22,209,515.53x = 376,571,596,454,142.44
  5. Step 5: Solve for x
    x = 376,571,596,454,142.44/22,209,515.53
  6. Step 6: Final answer
    x = 16,955,416.97

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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.