Home / 15,106,529.70-22,659,794.55-12,715,045.20

Finding the Fourth Proportional to 15,106,529.70, 22,659,794.55 and 12,715,045.20

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Solution

The fourth proportional to 15,106,529.70, 22,659,794.55 and 12,715,045.20 is: 19,072,567.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,106,529.70 : 22,659,794.55 = 12,715,045.20 : x
  2. Step 2: Convert to fraction form
    15,106,529.70/22,659,794.55 = 12,715,045.20/x
  3. Step 3: Cross multiply
    15,106,529.70x = 22,659,794.55 × 12,715,045.20
  4. Step 4: Simplify right side
    15,106,529.70x = 288,120,311,925,963.62
  5. Step 5: Solve for x
    x = 288,120,311,925,963.62/15,106,529.70
  6. Step 6: Final answer
    x = 19,072,567.80

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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.