Home / 25,655,436.60-38,504,927.70-10,520,230.20

Finding the Fourth Proportional to 25,655,436.60, 38,504,927.70 and 10,520,230.20

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Solution

The fourth proportional to 25,655,436.60, 38,504,927.70 and 10,520,230.20 is: 15,789,273.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,655,436.60 : 38,504,927.70 = 10,520,230.20 : x
  2. Step 2: Convert to fraction form
    25,655,436.60/38,504,927.70 = 10,520,230.20/x
  3. Step 3: Cross multiply
    25,655,436.60x = 38,504,927.70 × 10,520,230.20
  4. Step 4: Simplify right side
    25,655,436.60x = 405,080,703,238,356.56
  5. Step 5: Solve for x
    x = 405,080,703,238,356.56/25,655,436.60
  6. Step 6: Final answer
    x = 15,789,273.42

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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.