Home / 18,281,299.84-25,227,833.04-10,021,379.92

Finding the Fourth Proportional to 18,281,299.84, 25,227,833.04 and 10,021,379.92

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Solution

The fourth proportional to 18,281,299.84, 25,227,833.04 and 10,021,379.92 is: 13,829,306.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281,299.84 : 25,227,833.04 = 10,021,379.92 : x
  2. Step 2: Convert to fraction form
    18,281,299.84/25,227,833.04 = 10,021,379.92/x
  3. Step 3: Cross multiply
    18,281,299.84x = 25,227,833.04 × 10,021,379.92
  4. Step 4: Simplify right side
    18,281,299.84x = 252,817,699,452,168.53
  5. Step 5: Solve for x
    x = 252,817,699,452,168.53/18,281,299.84
  6. Step 6: Final answer
    x = 13,829,306.54

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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.