Home / 33,672,141.60-46,456,966.44-20,605,778.88

Finding the Fourth Proportional to 33,672,141.60, 46,456,966.44 and 20,605,778.88

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Solution

The fourth proportional to 33,672,141.60, 46,456,966.44 and 20,605,778.88 is: 28,429,494.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,672,141.60 : 46,456,966.44 = 20,605,778.88 : x
  2. Step 2: Convert to fraction form
    33,672,141.60/46,456,966.44 = 20,605,778.88/x
  3. Step 3: Cross multiply
    33,672,141.60x = 46,456,966.44 × 20,605,778.88
  4. Step 4: Simplify right side
    33,672,141.60x = 957,281,977,898,220.75
  5. Step 5: Solve for x
    x = 957,281,977,898,220.75/33,672,141.60
  6. Step 6: Final answer
    x = 28,429,494.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.