Home / 36,180,123.30-54,254,438.55-11,909,672.10

Finding the Fourth Proportional to 36,180,123.30, 54,254,438.55 and 11,909,672.10

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Solution

The fourth proportional to 36,180,123.30, 54,254,438.55 and 11,909,672.10 is: 17,859,324.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,180,123.30 : 54,254,438.55 = 11,909,672.10 : x
  2. Step 2: Convert to fraction form
    36,180,123.30/54,254,438.55 = 11,909,672.10/x
  3. Step 3: Cross multiply
    36,180,123.30x = 54,254,438.55 × 11,909,672.10
  4. Step 4: Simplify right side
    36,180,123.30x = 646,152,573,100,099.38
  5. Step 5: Solve for x
    x = 646,152,573,100,099.38/36,180,123.30
  6. Step 6: Final answer
    x = 17,859,324.79

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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.