Home / 22,141,346.80-33,212,020.20-12,575,408.80

Finding the Fourth Proportional to 22,141,346.80, 33,212,020.20 and 12,575,408.80

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Solution

The fourth proportional to 22,141,346.80, 33,212,020.20 and 12,575,408.80 is: 18,863,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,141,346.80 : 33,212,020.20 = 12,575,408.80 : x
  2. Step 2: Convert to fraction form
    22,141,346.80/33,212,020.20 = 12,575,408.80/x
  3. Step 3: Cross multiply
    22,141,346.80x = 33,212,020.20 × 12,575,408.80
  4. Step 4: Simplify right side
    22,141,346.80x = 417,654,731,088,857.75
  5. Step 5: Solve for x
    x = 417,654,731,088,857.75/22,141,346.80
  6. Step 6: Final answer
    x = 18,863,113.20

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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.