Home / 15,278,305.77-22,917,125.75-7,186,796.39

Finding the Fourth Proportional to 15,278,305.77, 22,917,125.75 and 7,186,796.39

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Solution

The fourth proportional to 15,278,305.77, 22,917,125.75 and 7,186,796.39 is: 10,780,037.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,278,305.77 : 22,917,125.75 = 7,186,796.39 : x
  2. Step 2: Convert to fraction form
    15,278,305.77/22,917,125.75 = 7,186,796.39/x
  3. Step 3: Cross multiply
    15,278,305.77x = 22,917,125.75 × 7,186,796.39
  4. Step 4: Simplify right side
    15,278,305.77x = 164,700,716,630,634.88
  5. Step 5: Solve for x
    x = 164,700,716,630,634.88/15,278,305.77
  6. Step 6: Final answer
    x = 10,780,037.99

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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.