Home / 22,143,464.60-33,215,196.90-19,157,480.60

Finding the Fourth Proportional to 22,143,464.60, 33,215,196.90 and 19,157,480.60

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Solution

The fourth proportional to 22,143,464.60, 33,215,196.90 and 19,157,480.60 is: 28,736,220.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,464.60 : 33,215,196.90 = 19,157,480.60 : x
  2. Step 2: Convert to fraction form
    22,143,464.60/33,215,196.90 = 19,157,480.60/x
  3. Step 3: Cross multiply
    22,143,464.60x = 33,215,196.90 × 19,157,480.60
  4. Step 4: Simplify right side
    22,143,464.60x = 636,319,490,236,930.12
  5. Step 5: Solve for x
    x = 636,319,490,236,930.12/22,143,464.60
  6. Step 6: Final answer
    x = 28,736,220.90

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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.