Home / 11,001,348.05-15,182,821.04-6,419,145.65

Finding the Fourth Proportional to 11,001,348.05, 15,182,821.04 and 6,419,145.65

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Solution

The fourth proportional to 11,001,348.05, 15,182,821.04 and 6,419,145.65 is: 8,858,981.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001,348.05 : 15,182,821.04 = 6,419,145.65 : x
  2. Step 2: Convert to fraction form
    11,001,348.05/15,182,821.04 = 6,419,145.65/x
  3. Step 3: Cross multiply
    11,001,348.05x = 15,182,821.04 × 6,419,145.65
  4. Step 4: Simplify right side
    11,001,348.05x = 97,460,739,525,634.64
  5. Step 5: Solve for x
    x = 97,460,739,525,634.64/11,001,348.05
  6. Step 6: Final answer
    x = 8,858,981.57

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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.