Home / 31,752,216-47,568,389.76-18,759,598.56

Finding the Fourth Proportional to 31,752,216, 47,568,389.76 and 18,759,598.56

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Solution

The fourth proportional to 31,752,216, 47,568,389.76 and 18,759,598.56 is: 28,103,987.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,752,216 : 47,568,389.76 = 18,759,598.56 : x
  2. Step 2: Convert to fraction form
    31,752,216/47,568,389.76 = 18,759,598.56/x
  3. Step 3: Cross multiply
    31,752,216x = 47,568,389.76 × 18,759,598.56
  4. Step 4: Simplify right side
    31,752,216x = 892,363,896,043,214.62
  5. Step 5: Solve for x
    x = 892,363,896,043,214.62/31,752,216
  6. Step 6: Final answer
    x = 28,103,987.96

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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.