Home / 6,628,709.79-9,151,822.11-4,539,048.71

Finding the Fourth Proportional to 6,628,709.79, 9,151,822.11 and 4,539,048.71

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Solution

The fourth proportional to 6,628,709.79, 9,151,822.11 and 4,539,048.71 is: 6,266,764.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628,709.79 : 9,151,822.11 = 4,539,048.71 : x
  2. Step 2: Convert to fraction form
    6,628,709.79/9,151,822.11 = 4,539,048.71/x
  3. Step 3: Cross multiply
    6,628,709.79x = 9,151,822.11 × 4,539,048.71
  4. Step 4: Simplify right side
    6,628,709.79x = 41,540,566,288,275.15
  5. Step 5: Solve for x
    x = 41,540,566,288,275.15/6,628,709.79
  6. Step 6: Final answer
    x = 6,266,764.97

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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.