Home / 22,338,028.87-30,827,796.62-16,821,671.29

Finding the Fourth Proportional to 22,338,028.87, 30,827,796.62 and 16,821,671.29

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Solution

The fourth proportional to 22,338,028.87, 30,827,796.62 and 16,821,671.29 is: 23,214,897.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,338,028.87 : 30,827,796.62 = 16,821,671.29 : x
  2. Step 2: Convert to fraction form
    22,338,028.87/30,827,796.62 = 16,821,671.29/x
  3. Step 3: Cross multiply
    22,338,028.87x = 30,827,796.62 × 16,821,671.29
  4. Step 4: Simplify right side
    22,338,028.87x = 518,575,061,175,435.19
  5. Step 5: Solve for x
    x = 518,575,061,175,435.19/22,338,028.87
  6. Step 6: Final answer
    x = 23,214,897.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.