Home / 10,131,376.72-15,199,906.24-4,070,364.56

Finding the Fourth Proportional to 10,131,376.72, 15,199,906.24 and 4,070,364.56

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Solution

The fourth proportional to 10,131,376.72, 15,199,906.24 and 4,070,364.56 is: 6,106,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131,376.72 : 15,199,906.24 = 4,070,364.56 : x
  2. Step 2: Convert to fraction form
    10,131,376.72/15,199,906.24 = 4,070,364.56/x
  3. Step 3: Cross multiply
    10,131,376.72x = 15,199,906.24 × 4,070,364.56
  4. Step 4: Simplify right side
    10,131,376.72x = 61,869,159,674,618.86
  5. Step 5: Solve for x
    x = 61,869,159,674,618.86/10,131,376.72
  6. Step 6: Final answer
    x = 6,106,688.30

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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.