Home / 38,231,325.40-57,379,647.30-15,528,515.80

Finding the Fourth Proportional to 38,231,325.40, 57,379,647.30 and 15,528,515.80

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Solution

The fourth proportional to 38,231,325.40, 57,379,647.30 and 15,528,515.80 is: 23,306,038.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,231,325.40 : 57,379,647.30 = 15,528,515.80 : x
  2. Step 2: Convert to fraction form
    38,231,325.40/57,379,647.30 = 15,528,515.80/x
  3. Step 3: Cross multiply
    38,231,325.40x = 57,379,647.30 × 15,528,515.80
  4. Step 4: Simplify right side
    38,231,325.40x = 891,020,759,696,477.38
  5. Step 5: Solve for x
    x = 891,020,759,696,477.38/38,231,325.40
  6. Step 6: Final answer
    x = 23,306,038.97

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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.