Home / 15,841,231.96-21,857,153.32-8,965,714

Finding the Fourth Proportional to 15,841,231.96, 21,857,153.32 and 8,965,714

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Solution

The fourth proportional to 15,841,231.96, 21,857,153.32 and 8,965,714 is: 12,370,564.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841,231.96 : 21,857,153.32 = 8,965,714 : x
  2. Step 2: Convert to fraction form
    15,841,231.96/21,857,153.32 = 8,965,714/x
  3. Step 3: Cross multiply
    15,841,231.96x = 21,857,153.32 × 8,965,714
  4. Step 4: Simplify right side
    15,841,231.96x = 195,964,985,521,270.47
  5. Step 5: Solve for x
    x = 195,964,985,521,270.47/15,841,231.96
  6. Step 6: Final answer
    x = 12,370,564.74

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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.