Home / 22,625,819.10-33,938,728.65-21,208,643.10

Finding the Fourth Proportional to 22,625,819.10, 33,938,728.65 and 21,208,643.10

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Solution

The fourth proportional to 22,625,819.10, 33,938,728.65 and 21,208,643.10 is: 31,812,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,625,819.10 : 33,938,728.65 = 21,208,643.10 : x
  2. Step 2: Convert to fraction form
    22,625,819.10/33,938,728.65 = 21,208,643.10/x
  3. Step 3: Cross multiply
    22,625,819.10x = 33,938,728.65 × 21,208,643.10
  4. Step 4: Simplify right side
    22,625,819.10x = 719,794,383,205,594.88
  5. Step 5: Solve for x
    x = 719,794,383,205,594.88/22,625,819.10
  6. Step 6: Final answer
    x = 31,812,964.65

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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.