Home / 8,615,838.51-11,891,621.49-5,133,217.44

Finding the Fourth Proportional to 8,615,838.51, 11,891,621.49 and 5,133,217.44

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Solution

The fourth proportional to 8,615,838.51, 11,891,621.49 and 5,133,217.44 is: 7,084,891.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,838.51 : 11,891,621.49 = 5,133,217.44 : x
  2. Step 2: Convert to fraction form
    8,615,838.51/11,891,621.49 = 5,133,217.44/x
  3. Step 3: Cross multiply
    8,615,838.51x = 11,891,621.49 × 5,133,217.44
  4. Step 4: Simplify right side
    8,615,838.51x = 61,042,278,822,346.79
  5. Step 5: Solve for x
    x = 61,042,278,822,346.79/8,615,838.51
  6. Step 6: Final answer
    x = 7,084,891.24

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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.