Home / 10,884,743.24-15,015,919.62-7,018,506.20

Finding the Fourth Proportional to 10,884,743.24, 15,015,919.62 and 7,018,506.20

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Solution

The fourth proportional to 10,884,743.24, 15,015,919.62 and 7,018,506.20 is: 9,682,297.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,884,743.24 : 15,015,919.62 = 7,018,506.20 : x
  2. Step 2: Convert to fraction form
    10,884,743.24/15,015,919.62 = 7,018,506.20/x
  3. Step 3: Cross multiply
    10,884,743.24x = 15,015,919.62 × 7,018,506.20
  4. Step 4: Simplify right side
    10,884,743.24x = 105,389,324,951,671.64
  5. Step 5: Solve for x
    x = 105,389,324,951,671.64/10,884,743.24
  6. Step 6: Final answer
    x = 9,682,297.75

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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.