Home / 29,117,107.84-43,586,082.24-18,997,939.84

Finding the Fourth Proportional to 29,117,107.84, 43,586,082.24 and 18,997,939.84

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Solution

The fourth proportional to 29,117,107.84, 43,586,082.24 and 18,997,939.84 is: 28,438,462.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,117,107.84 : 43,586,082.24 = 18,997,939.84 : x
  2. Step 2: Convert to fraction form
    29,117,107.84/43,586,082.24 = 18,997,939.84/x
  3. Step 3: Cross multiply
    29,117,107.84x = 43,586,082.24 × 18,997,939.84
  4. Step 4: Simplify right side
    29,117,107.84x = 828,045,768,256,812.50
  5. Step 5: Solve for x
    x = 828,045,768,256,812.50/29,117,107.84
  6. Step 6: Final answer
    x = 28,438,462.12

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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.