Home / 8,755,460.96-13,133,009.39-2,920,067.06

Finding the Fourth Proportional to 8,755,460.96, 13,133,009.39 and 2,920,067.06

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Solution

The fourth proportional to 8,755,460.96, 13,133,009.39 and 2,920,067.06 is: 4,380,039.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755,460.96 : 13,133,009.39 = 2,920,067.06 : x
  2. Step 2: Convert to fraction form
    8,755,460.96/13,133,009.39 = 2,920,067.06/x
  3. Step 3: Cross multiply
    8,755,460.96x = 13,133,009.39 × 2,920,067.06
  4. Step 4: Simplify right side
    8,755,460.96x = 38,349,268,038,144.31
  5. Step 5: Solve for x
    x = 38,349,268,038,144.31/8,755,460.96
  6. Step 6: Final answer
    x = 4,380,039.87

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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.