Home / 37,617,228-56,378,615.76-20,344,740.48

Finding the Fourth Proportional to 37,617,228, 56,378,615.76 and 20,344,740.48

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Solution

The fourth proportional to 37,617,228, 56,378,615.76 and 20,344,740.48 is: 30,491,569.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,617,228 : 56,378,615.76 = 20,344,740.48 : x
  2. Step 2: Convert to fraction form
    37,617,228/56,378,615.76 = 20,344,740.48/x
  3. Step 3: Cross multiply
    37,617,228x = 56,378,615.76 × 20,344,740.48
  4. Step 4: Simplify right side
    37,617,228x = 1,147,008,306,258,838
  5. Step 5: Solve for x
    x = 1,147,008,306,258,838/37,617,228
  6. Step 6: Final answer
    x = 30,491,569.08

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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.