Home / 25,559,391.76-38,310,689.37-19,474,061.56

Finding the Fourth Proportional to 25,559,391.76, 38,310,689.37 and 19,474,061.56

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Solution

The fourth proportional to 25,559,391.76, 38,310,689.37 and 19,474,061.56 is: 29,189,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,559,391.76 : 38,310,689.37 = 19,474,061.56 : x
  2. Step 2: Convert to fraction form
    25,559,391.76/38,310,689.37 = 19,474,061.56/x
  3. Step 3: Cross multiply
    25,559,391.76x = 38,310,689.37 × 19,474,061.56
  4. Step 4: Simplify right side
    25,559,391.76x = 746,064,723,197,417.50
  5. Step 5: Solve for x
    x = 746,064,723,197,417.50/25,559,391.76
  6. Step 6: Final answer
    x = 29,189,455.30

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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.