Home / 25,572,198.78-38,373,431.40-9,409,499.82

Finding the Fourth Proportional to 25,572,198.78, 38,373,431.40 and 9,409,499.82

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Solution

The fourth proportional to 25,572,198.78, 38,373,431.40 and 9,409,499.82 is: 14,119,818.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,572,198.78 : 38,373,431.40 = 9,409,499.82 : x
  2. Step 2: Convert to fraction form
    25,572,198.78/38,373,431.40 = 9,409,499.82/x
  3. Step 3: Cross multiply
    25,572,198.78x = 38,373,431.40 × 9,409,499.82
  4. Step 4: Simplify right side
    25,572,198.78x = 361,074,795,851,082.38
  5. Step 5: Solve for x
    x = 361,074,795,851,082.38/25,572,198.78
  6. Step 6: Final answer
    x = 14,119,818.13

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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.