Home / 15,384,668.10-23,049,008.55-12,529,320.90

Finding the Fourth Proportional to 15,384,668.10, 23,049,008.55 and 12,529,320.90

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Solution

The fourth proportional to 15,384,668.10, 23,049,008.55 and 12,529,320.90 is: 18,771,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,384,668.10 : 23,049,008.55 = 12,529,320.90 : x
  2. Step 2: Convert to fraction form
    15,384,668.10/23,049,008.55 = 12,529,320.90/x
  3. Step 3: Cross multiply
    15,384,668.10x = 23,049,008.55 × 12,529,320.90
  4. Step 4: Simplify right side
    15,384,668.10x = 288,788,424,549,793.69
  5. Step 5: Solve for x
    x = 288,788,424,549,793.69/15,384,668.10
  6. Step 6: Final answer
    x = 18,771,183.28

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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.