Home / 69,247,900-95,564,915.76-38,307,535.84

Finding the Fourth Proportional to 69,247,900, 95,564,915.76 and 38,307,535.84

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Solution

The fourth proportional to 69,247,900, 95,564,915.76 and 38,307,535.84 is: 52,865,956.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,247,900 : 95,564,915.76 = 38,307,535.84 : x
  2. Step 2: Convert to fraction form
    69,247,900/95,564,915.76 = 38,307,535.84/x
  3. Step 3: Cross multiply
    69,247,900x = 95,564,915.76 × 38,307,535.84
  4. Step 4: Simplify right side
    69,247,900x = 3,660,856,435,522,781.50
  5. Step 5: Solve for x
    x = 3,660,856,435,522,781.50/69,247,900
  6. Step 6: Final answer
    x = 52,865,956.01

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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.