Home / 8,642,815.74-11,926,765.35-4,775,253.66

Finding the Fourth Proportional to 8,642,815.74, 11,926,765.35 and 4,775,253.66

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Solution

The fourth proportional to 8,642,815.74, 11,926,765.35 and 4,775,253.66 is: 6,589,673.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,642,815.74 : 11,926,765.35 = 4,775,253.66 : x
  2. Step 2: Convert to fraction form
    8,642,815.74/11,926,765.35 = 4,775,253.66/x
  3. Step 3: Cross multiply
    8,642,815.74x = 11,926,765.35 × 4,775,253.66
  4. Step 4: Simplify right side
    8,642,815.74x = 56,953,329,889,548.68
  5. Step 5: Solve for x
    x = 56,953,329,889,548.68/8,642,815.74
  6. Step 6: Final answer
    x = 6,589,673.04

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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.