Home / 62,903,761.41-86,833,974.06-42,289,165.02

Finding the Fourth Proportional to 62,903,761.41, 86,833,974.06 and 42,289,165.02

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Solution

The fourth proportional to 62,903,761.41, 86,833,974.06 and 42,289,165.02 is: 58,377,053.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,903,761.41 : 86,833,974.06 = 42,289,165.02 : x
  2. Step 2: Convert to fraction form
    62,903,761.41/86,833,974.06 = 42,289,165.02/x
  3. Step 3: Cross multiply
    62,903,761.41x = 86,833,974.06 × 42,289,165.02
  4. Step 4: Simplify right side
    62,903,761.41x = 3,672,136,258,365,740
  5. Step 5: Solve for x
    x = 3,672,136,258,365,740/62,903,761.41
  6. Step 6: Final answer
    x = 58,377,053.71

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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.