Home / 15,442,208.16-21,310,272.36-8,566,690.32

Finding the Fourth Proportional to 15,442,208.16, 21,310,272.36 and 8,566,690.32

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Solution

The fourth proportional to 15,442,208.16, 21,310,272.36 and 8,566,690.32 is: 11,822,046.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,442,208.16 : 21,310,272.36 = 8,566,690.32 : x
  2. Step 2: Convert to fraction form
    15,442,208.16/21,310,272.36 = 8,566,690.32/x
  3. Step 3: Cross multiply
    15,442,208.16x = 21,310,272.36 × 8,566,690.32
  4. Step 4: Simplify right side
    15,442,208.16x = 182,558,503,942,975.56
  5. Step 5: Solve for x
    x = 182,558,503,942,975.56/15,442,208.16
  6. Step 6: Final answer
    x = 11,822,046.57

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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.