Home / 8,511,426.86-11,732,047.93-5,757,109.86

Finding the Fourth Proportional to 8,511,426.86, 11,732,047.93 and 5,757,109.86

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Solution

The fourth proportional to 8,511,426.86, 11,732,047.93 and 5,757,109.86 is: 7,935,530.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511,426.86 : 11,732,047.93 = 5,757,109.86 : x
  2. Step 2: Convert to fraction form
    8,511,426.86/11,732,047.93 = 5,757,109.86/x
  3. Step 3: Cross multiply
    8,511,426.86x = 11,732,047.93 × 5,757,109.86
  4. Step 4: Simplify right side
    8,511,426.86x = 67,542,688,815,795.59
  5. Step 5: Solve for x
    x = 67,542,688,815,795.59/8,511,426.86
  6. Step 6: Final answer
    x = 7,935,530.66

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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.