Home / 38,074,808.40-57,144,871.80-15,371,998.80

Finding the Fourth Proportional to 38,074,808.40, 57,144,871.80 and 15,371,998.80

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Solution

The fourth proportional to 38,074,808.40, 57,144,871.80 and 15,371,998.80 is: 23,071,183.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,074,808.40 : 57,144,871.80 = 15,371,998.80 : x
  2. Step 2: Convert to fraction form
    38,074,808.40/57,144,871.80 = 15,371,998.80/x
  3. Step 3: Cross multiply
    38,074,808.40x = 57,144,871.80 × 15,371,998.80
  4. Step 4: Simplify right side
    38,074,808.40x = 878,430,900,735,753.88
  5. Step 5: Solve for x
    x = 878,430,900,735,753.88/38,074,808.40
  6. Step 6: Final answer
    x = 23,071,183.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.