Home / 5,548,628.70-8,320,869.45-2,182,139.10

Finding the Fourth Proportional to 5,548,628.70, 8,320,869.45 and 2,182,139.10

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Solution

The fourth proportional to 5,548,628.70, 8,320,869.45 and 2,182,139.10 is: 3,272,393.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548,628.70 : 8,320,869.45 = 2,182,139.10 : x
  2. Step 2: Convert to fraction form
    5,548,628.70/8,320,869.45 = 2,182,139.10/x
  3. Step 3: Cross multiply
    5,548,628.70x = 8,320,869.45 × 2,182,139.10
  4. Step 4: Simplify right side
    5,548,628.70x = 18,157,294,572,840.50
  5. Step 5: Solve for x
    x = 18,157,294,572,840.50/5,548,628.70
  6. Step 6: Final answer
    x = 3,272,393.15

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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.