Home / 8,590,164.78-11,854,507.02-4,722,713.07

Finding the Fourth Proportional to 8,590,164.78, 11,854,507.02 and 4,722,713.07

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Solution

The fourth proportional to 8,590,164.78, 11,854,507.02 and 4,722,713.07 is: 6,517,387.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590,164.78 : 11,854,507.02 = 4,722,713.07 : x
  2. Step 2: Convert to fraction form
    8,590,164.78/11,854,507.02 = 4,722,713.07/x
  3. Step 3: Cross multiply
    8,590,164.78x = 11,854,507.02 × 4,722,713.07
  4. Step 4: Simplify right side
    8,590,164.78x = 55,985,435,241,760.75
  5. Step 5: Solve for x
    x = 55,985,435,241,760.75/8,590,164.78
  6. Step 6: Final answer
    x = 6,517,387.81

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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.