Home / 13,041,552.24-17,996,991.75-7,817,511.60

Finding the Fourth Proportional to 13,041,552.24, 17,996,991.75 and 7,817,511.60

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Solution

The fourth proportional to 13,041,552.24, 17,996,991.75 and 7,817,511.60 is: 10,787,956.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041,552.24 : 17,996,991.75 = 7,817,511.60 : x
  2. Step 2: Convert to fraction form
    13,041,552.24/17,996,991.75 = 7,817,511.60/x
  3. Step 3: Cross multiply
    13,041,552.24x = 17,996,991.75 × 7,817,511.60
  4. Step 4: Simplify right side
    13,041,552.24x = 140,691,691,770,729.30
  5. Step 5: Solve for x
    x = 140,691,691,770,729.30/13,041,552.24
  6. Step 6: Final answer
    x = 10,787,956.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.