Home / 15,395,524.72-21,244,959.68-8,426,188.07

Finding the Fourth Proportional to 15,395,524.72, 21,244,959.68 and 8,426,188.07

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Solution

The fourth proportional to 15,395,524.72, 21,244,959.68 and 8,426,188.07 is: 11,627,666.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,395,524.72 : 21,244,959.68 = 8,426,188.07 : x
  2. Step 2: Convert to fraction form
    15,395,524.72/21,244,959.68 = 8,426,188.07/x
  3. Step 3: Cross multiply
    15,395,524.72x = 21,244,959.68 × 8,426,188.07
  4. Step 4: Simplify right side
    15,395,524.72x = 179,014,025,826,518.84
  5. Step 5: Solve for x
    x = 179,014,025,826,518.84/15,395,524.72
  6. Step 6: Final answer
    x = 11,627,666.42

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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.