Home / 57,624,993.73-79,521,556.89-31,519,283.20

Finding the Fourth Proportional to 57,624,993.73, 79,521,556.89 and 31,519,283.20

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Solution

The fourth proportional to 57,624,993.73, 79,521,556.89 and 31,519,283.20 is: 43,496,099.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,624,993.73 : 79,521,556.89 = 31,519,283.20 : x
  2. Step 2: Convert to fraction form
    57,624,993.73/79,521,556.89 = 31,519,283.20/x
  3. Step 3: Cross multiply
    57,624,993.73x = 79,521,556.89 × 31,519,283.20
  4. Step 4: Simplify right side
    57,624,993.73x = 2,506,462,472,398,859.50
  5. Step 5: Solve for x
    x = 2,506,462,472,398,859.50/57,624,993.73
  6. Step 6: Final answer
    x = 43,496,099.70

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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.