Home / 25,109,803.38-34,655,310.57-15,325,933.06

Finding the Fourth Proportional to 25,109,803.38, 34,655,310.57 and 15,325,933.06

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Solution

The fourth proportional to 25,109,803.38, 34,655,310.57 and 15,325,933.06 is: 21,152,095.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,109,803.38 : 34,655,310.57 = 15,325,933.06 : x
  2. Step 2: Convert to fraction form
    25,109,803.38/34,655,310.57 = 15,325,933.06/x
  3. Step 3: Cross multiply
    25,109,803.38x = 34,655,310.57 × 15,325,933.06
  4. Step 4: Simplify right side
    25,109,803.38x = 531,124,969,969,330.44
  5. Step 5: Solve for x
    x = 531,124,969,969,330.44/25,109,803.38
  6. Step 6: Final answer
    x = 21,152,095.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.