Home / 22,144,429.10-33,216,643.65-18,561,248.30

Finding the Fourth Proportional to 22,144,429.10, 33,216,643.65 and 18,561,248.30

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Solution

The fourth proportional to 22,144,429.10, 33,216,643.65 and 18,561,248.30 is: 27,841,872.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144,429.10 : 33,216,643.65 = 18,561,248.30 : x
  2. Step 2: Convert to fraction form
    22,144,429.10/33,216,643.65 = 18,561,248.30/x
  3. Step 3: Cross multiply
    22,144,429.10x = 33,216,643.65 × 18,561,248.30
  4. Step 4: Simplify right side
    22,144,429.10x = 616,542,370,480,268.25
  5. Step 5: Solve for x
    x = 616,542,370,480,268.25/22,144,429.10
  6. Step 6: Final answer
    x = 27,841,872.45

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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.