Home / 13,376,093.40-20,064,140.10-9,969,859.80

Finding the Fourth Proportional to 13,376,093.40, 20,064,140.10 and 9,969,859.80

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Solution

The fourth proportional to 13,376,093.40, 20,064,140.10 and 9,969,859.80 is: 14,954,789.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,093.40 : 20,064,140.10 = 9,969,859.80 : x
  2. Step 2: Convert to fraction form
    13,376,093.40/20,064,140.10 = 9,969,859.80/x
  3. Step 3: Cross multiply
    13,376,093.40x = 20,064,140.10 × 9,969,859.80
  4. Step 4: Simplify right side
    13,376,093.40x = 200,036,663,804,558
  5. Step 5: Solve for x
    x = 200,036,663,804,558/13,376,093.40
  6. Step 6: Final answer
    x = 14,954,789.70

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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.