Home / 31,143,210.88-46,714,815.36-15,988,720

Finding the Fourth Proportional to 31,143,210.88, 46,714,815.36 and 15,988,720

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Solution

The fourth proportional to 31,143,210.88, 46,714,815.36 and 15,988,720 is: 23,983,079.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,143,210.88 : 46,714,815.36 = 15,988,720 : x
  2. Step 2: Convert to fraction form
    31,143,210.88/46,714,815.36 = 15,988,720/x
  3. Step 3: Cross multiply
    31,143,210.88x = 46,714,815.36 × 15,988,720
  4. Step 4: Simplify right side
    31,143,210.88x = 746,910,102,642,739.25
  5. Step 5: Solve for x
    x = 746,910,102,642,739.25/31,143,210.88
  6. Step 6: Final answer
    x = 23,983,079.51

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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.