Home / 10,422,498.66-15,634,246.91-5,035,679.84

Finding the Fourth Proportional to 10,422,498.66, 15,634,246.91 and 5,035,679.84

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Solution

The fourth proportional to 10,422,498.66, 15,634,246.91 and 5,035,679.84 is: 7,553,760.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422,498.66 : 15,634,246.91 = 5,035,679.84 : x
  2. Step 2: Convert to fraction form
    10,422,498.66/15,634,246.91 = 5,035,679.84/x
  3. Step 3: Cross multiply
    10,422,498.66x = 15,634,246.91 × 5,035,679.84
  4. Step 4: Simplify right side
    10,422,498.66x = 78,729,061,874,919.66
  5. Step 5: Solve for x
    x = 78,729,061,874,919.66/10,422,498.66
  6. Step 6: Final answer
    x = 7,553,760.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.