Home / 69,584,838.89-96,021,477.60-40,218,073.53

Finding the Fourth Proportional to 69,584,838.89, 96,021,477.60 and 40,218,073.53

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Solution

The fourth proportional to 69,584,838.89, 96,021,477.60 and 40,218,073.53 is: 55,497,704.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,584,838.89 : 96,021,477.60 = 40,218,073.53 : x
  2. Step 2: Convert to fraction form
    69,584,838.89/96,021,477.60 = 40,218,073.53/x
  3. Step 3: Cross multiply
    69,584,838.89x = 96,021,477.60 × 40,218,073.53
  4. Step 4: Simplify right side
    69,584,838.89x = 3,861,798,846,576,048
  5. Step 5: Solve for x
    x = 3,861,798,846,576,048/69,584,838.89
  6. Step 6: Final answer
    x = 55,497,704.79

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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.