Home / 18,389,907.72-25,376,256.18-10,241,903.88

Finding the Fourth Proportional to 18,389,907.72, 25,376,256.18 and 10,241,903.88

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Solution

The fourth proportional to 18,389,907.72, 25,376,256.18 and 10,241,903.88 is: 14,132,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,389,907.72 : 25,376,256.18 = 10,241,903.88 : x
  2. Step 2: Convert to fraction form
    18,389,907.72/25,376,256.18 = 10,241,903.88/x
  3. Step 3: Cross multiply
    18,389,907.72x = 25,376,256.18 × 10,241,903.88
  4. Step 4: Simplify right side
    18,389,907.72x = 259,901,176,629,816
  5. Step 5: Solve for x
    x = 259,901,176,629,816/18,389,907.72
  6. Step 6: Final answer
    x = 14,132,815.70

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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.