Home / 15,873,192.09-21,909,666.83-10,367,408.61

Finding the Fourth Proportional to 15,873,192.09, 21,909,666.83 and 10,367,408.61

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Solution

The fourth proportional to 15,873,192.09, 21,909,666.83 and 10,367,408.61 is: 14,310,068.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,873,192.09 : 21,909,666.83 = 10,367,408.61 : x
  2. Step 2: Convert to fraction form
    15,873,192.09/21,909,666.83 = 10,367,408.61/x
  3. Step 3: Cross multiply
    15,873,192.09x = 21,909,666.83 × 10,367,408.61
  4. Step 4: Simplify right side
    15,873,192.09x = 227,146,468,483,736.34
  5. Step 5: Solve for x
    x = 227,146,468,483,736.34/15,873,192.09
  6. Step 6: Final answer
    x = 14,310,068.65

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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.