Home / 22,440,010.20-33,660,015.30-19,668,643.80

Finding the Fourth Proportional to 22,440,010.20, 33,660,015.30 and 19,668,643.80

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Solution

The fourth proportional to 22,440,010.20, 33,660,015.30 and 19,668,643.80 is: 29,502,965.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,440,010.20 : 33,660,015.30 = 19,668,643.80 : x
  2. Step 2: Convert to fraction form
    22,440,010.20/33,660,015.30 = 19,668,643.80/x
  3. Step 3: Cross multiply
    22,440,010.20x = 33,660,015.30 × 19,668,643.80
  4. Step 4: Simplify right side
    22,440,010.20x = 662,046,851,238,250.12
  5. Step 5: Solve for x
    x = 662,046,851,238,250.12/22,440,010.20
  6. Step 6: Final answer
    x = 29,502,965.70

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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.