Home / 5,472,877.66-8,210,654.34-3,856,798.78

Finding the Fourth Proportional to 5,472,877.66, 8,210,654.34 and 3,856,798.78

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Solution

The fourth proportional to 5,472,877.66, 8,210,654.34 and 3,856,798.78 is: 5,786,140.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472,877.66 : 8,210,654.34 = 3,856,798.78 : x
  2. Step 2: Convert to fraction form
    5,472,877.66/8,210,654.34 = 3,856,798.78/x
  3. Step 3: Cross multiply
    5,472,877.66x = 8,210,654.34 × 3,856,798.78
  4. Step 4: Simplify right side
    5,472,877.66x = 31,666,841,641,513.70
  5. Step 5: Solve for x
    x = 31,666,841,641,513.70/5,472,877.66
  6. Step 6: Final answer
    x = 5,786,140.97

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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.