Home / 38,247,765.80-57,370,266.30-15,528,021.80

Finding the Fourth Proportional to 38,247,765.80, 57,370,266.30 and 15,528,021.80

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Solution

The fourth proportional to 38,247,765.80, 57,370,266.30 and 15,528,021.80 is: 23,291,471.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,247,765.80 : 57,370,266.30 = 15,528,021.80 : x
  2. Step 2: Convert to fraction form
    38,247,765.80/57,370,266.30 = 15,528,021.80/x
  3. Step 3: Cross multiply
    38,247,765.80x = 57,370,266.30 × 15,528,021.80
  4. Step 4: Simplify right side
    38,247,765.80x = 890,846,745,778,205.38
  5. Step 5: Solve for x
    x = 890,846,745,778,205.38/38,247,765.80
  6. Step 6: Final answer
    x = 23,291,471.47

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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.