Home / 19,720,175.78-29,714,868.28-16,204,693.58

Finding the Fourth Proportional to 19,720,175.78, 29,714,868.28 and 16,204,693.58

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Solution

The fourth proportional to 19,720,175.78, 29,714,868.28 and 16,204,693.58 is: 24,417,649.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,720,175.78 : 29,714,868.28 = 16,204,693.58 : x
  2. Step 2: Convert to fraction form
    19,720,175.78/29,714,868.28 = 16,204,693.58/x
  3. Step 3: Cross multiply
    19,720,175.78x = 29,714,868.28 × 16,204,693.58
  4. Step 4: Simplify right side
    19,720,175.78x = 481,520,335,247,461.69
  5. Step 5: Solve for x
    x = 481,520,335,247,461.69/19,720,175.78
  6. Step 6: Final answer
    x = 24,417,649.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.