Home / 22,112,083.20-33,168,124.80-20,320,492.80

Finding the Fourth Proportional to 22,112,083.20, 33,168,124.80 and 20,320,492.80

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Solution

The fourth proportional to 22,112,083.20, 33,168,124.80 and 20,320,492.80 is: 30,480,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,112,083.20 : 33,168,124.80 = 20,320,492.80 : x
  2. Step 2: Convert to fraction form
    22,112,083.20/33,168,124.80 = 20,320,492.80/x
  3. Step 3: Cross multiply
    22,112,083.20x = 33,168,124.80 × 20,320,492.80
  4. Step 4: Simplify right side
    22,112,083.20x = 673,992,641,187,901.50
  5. Step 5: Solve for x
    x = 673,992,641,187,901.50/22,112,083.20
  6. Step 6: Final answer
    x = 30,480,739.20

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1.5x scale

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.