Home / 7,720,302.30-11,583,261.45-2,672,123.10

Finding the Fourth Proportional to 7,720,302.30, 11,583,261.45 and 2,672,123.10

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Solution

The fourth proportional to 7,720,302.30, 11,583,261.45 and 2,672,123.10 is: 4,009,156.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,720,302.30 : 11,583,261.45 = 2,672,123.10 : x
  2. Step 2: Convert to fraction form
    7,720,302.30/11,583,261.45 = 2,672,123.10/x
  3. Step 3: Cross multiply
    7,720,302.30x = 11,583,261.45 × 2,672,123.10
  4. Step 4: Simplify right side
    7,720,302.30x = 30,951,900,493,884.49
  5. Step 5: Solve for x
    x = 30,951,900,493,884.49/7,720,302.30
  6. Step 6: Final answer
    x = 4,009,156.54

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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.