Home / 7,388,528.40-11,081,755.80-2,340,349.20

Finding the Fourth Proportional to 7,388,528.40, 11,081,755.80 and 2,340,349.20

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Solution

The fourth proportional to 7,388,528.40, 11,081,755.80 and 2,340,349.20 is: 3,510,195.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388,528.40 : 11,081,755.80 = 2,340,349.20 : x
  2. Step 2: Convert to fraction form
    7,388,528.40/11,081,755.80 = 2,340,349.20/x
  3. Step 3: Cross multiply
    7,388,528.40x = 11,081,755.80 × 2,340,349.20
  4. Step 4: Simplify right side
    7,388,528.40x = 25,935,178,321,125.36
  5. Step 5: Solve for x
    x = 25,935,178,321,125.36/7,388,528.40
  6. Step 6: Final answer
    x = 3,510,195.39

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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.