Home / 14,677,012.80-21,996,856.80-13,072,046.40

Finding the Fourth Proportional to 14,677,012.80, 21,996,856.80 and 13,072,046.40

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Solution

The fourth proportional to 14,677,012.80, 21,996,856.80 and 13,072,046.40 is: 19,591,447.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677,012.80 : 21,996,856.80 = 13,072,046.40 : x
  2. Step 2: Convert to fraction form
    14,677,012.80/21,996,856.80 = 13,072,046.40/x
  3. Step 3: Cross multiply
    14,677,012.80x = 21,996,856.80 × 13,072,046.40
  4. Step 4: Simplify right side
    14,677,012.80x = 287,543,932,743,755.56
  5. Step 5: Solve for x
    x = 287,543,932,743,755.56/14,677,012.80
  6. Step 6: Final answer
    x = 19,591,447.98

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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.