Home / 22,265,123.20-33,372,801.60-12,685,091.20

Finding the Fourth Proportional to 22,265,123.20, 33,372,801.60 and 12,685,091.20

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Solution

The fourth proportional to 22,265,123.20, 33,372,801.60 and 12,685,091.20 is: 19,013,460.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265,123.20 : 33,372,801.60 = 12,685,091.20 : x
  2. Step 2: Convert to fraction form
    22,265,123.20/33,372,801.60 = 12,685,091.20/x
  3. Step 3: Cross multiply
    22,265,123.20x = 33,372,801.60 × 12,685,091.20
  4. Step 4: Simplify right side
    22,265,123.20x = 423,337,031,895,505.94
  5. Step 5: Solve for x
    x = 423,337,031,895,505.94/22,265,123.20
  6. Step 6: Final answer
    x = 19,013,460.11

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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.