Home / 8,629,877.11-11,909,516.37-4,709,847.74

Finding the Fourth Proportional to 8,629,877.11, 11,909,516.37 and 4,709,847.74

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Solution

The fourth proportional to 8,629,877.11, 11,909,516.37 and 4,709,847.74 is: 6,499,745.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,877.11 : 11,909,516.37 = 4,709,847.74 : x
  2. Step 2: Convert to fraction form
    8,629,877.11/11,909,516.37 = 4,709,847.74/x
  3. Step 3: Cross multiply
    8,629,877.11x = 11,909,516.37 × 4,709,847.74
  4. Step 4: Simplify right side
    8,629,877.11x = 56,092,008,682,528
  5. Step 5: Solve for x
    x = 56,092,008,682,528/8,629,877.11
  6. Step 6: Final answer
    x = 6,499,745.94

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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.