Home / 12,252,030.30-18,378,045.45-5,061,174.30

Finding the Fourth Proportional to 12,252,030.30, 18,378,045.45 and 5,061,174.30

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Solution

The fourth proportional to 12,252,030.30, 18,378,045.45 and 5,061,174.30 is: 7,591,761.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252,030.30 : 18,378,045.45 = 5,061,174.30 : x
  2. Step 2: Convert to fraction form
    12,252,030.30/18,378,045.45 = 5,061,174.30/x
  3. Step 3: Cross multiply
    12,252,030.30x = 18,378,045.45 × 5,061,174.30
  4. Step 4: Simplify right side
    12,252,030.30x = 93,014,491,315,771.92
  5. Step 5: Solve for x
    x = 93,014,491,315,771.92/12,252,030.30
  6. Step 6: Final answer
    x = 7,591,761.45

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Similar ratio
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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.