Home / 9,146,296.57-13,720,699.63-5,309,919.93

Finding the Fourth Proportional to 9,146,296.57, 13,720,699.63 and 5,309,919.93

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Solution

The fourth proportional to 9,146,296.57, 13,720,699.63 and 5,309,919.93 is: 7,965,608.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146,296.57 : 13,720,699.63 = 5,309,919.93 : x
  2. Step 2: Convert to fraction form
    9,146,296.57/13,720,699.63 = 5,309,919.93/x
  3. Step 3: Cross multiply
    9,146,296.57x = 13,720,699.63 × 5,309,919.93
  4. Step 4: Simplify right side
    9,146,296.57x = 72,855,816,418,880.62
  5. Step 5: Solve for x
    x = 72,855,816,418,880.62/9,146,296.57
  6. Step 6: Final answer
    x = 7,965,608.36

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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.