Home / 38,037,150.48-52,491,263.22-21,516,920.94

Finding the Fourth Proportional to 38,037,150.48, 52,491,263.22 and 21,516,920.94

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Solution

The fourth proportional to 38,037,150.48, 52,491,263.22 and 21,516,920.94 is: 29,693,348.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,037,150.48 : 52,491,263.22 = 21,516,920.94 : x
  2. Step 2: Convert to fraction form
    38,037,150.48/52,491,263.22 = 21,516,920.94/x
  3. Step 3: Cross multiply
    38,037,150.48x = 52,491,263.22 × 21,516,920.94
  4. Step 4: Simplify right side
    38,037,150.48x = 1,129,450,360,745,469.75
  5. Step 5: Solve for x
    x = 1,129,450,360,745,469.75/38,037,150.48
  6. Step 6: Final answer
    x = 29,693,348.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.