Home / 18,391,063.84-25,380,455.52-10,242,301.84

Finding the Fourth Proportional to 18,391,063.84, 25,380,455.52 and 10,242,301.84

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Solution

The fourth proportional to 18,391,063.84, 25,380,455.52 and 10,242,301.84 is: 14,134,815.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,391,063.84 : 25,380,455.52 = 10,242,301.84 : x
  2. Step 2: Convert to fraction form
    18,391,063.84/25,380,455.52 = 10,242,301.84/x
  3. Step 3: Cross multiply
    18,391,063.84x = 25,380,455.52 × 10,242,301.84
  4. Step 4: Simplify right side
    18,391,063.84x = 259,954,286,272,534.16
  5. Step 5: Solve for x
    x = 259,954,286,272,534.16/18,391,063.84
  6. Step 6: Final answer
    x = 14,134,815.07

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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.