Home / 6,226,417.20-9,339,625.80-5,386,609.20

Finding the Fourth Proportional to 6,226,417.20, 9,339,625.80 and 5,386,609.20

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Solution

The fourth proportional to 6,226,417.20, 9,339,625.80 and 5,386,609.20 is: 8,079,913.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,226,417.20 : 9,339,625.80 = 5,386,609.20 : x
  2. Step 2: Convert to fraction form
    6,226,417.20/9,339,625.80 = 5,386,609.20/x
  3. Step 3: Cross multiply
    6,226,417.20x = 9,339,625.80 × 5,386,609.20
  4. Step 4: Simplify right side
    6,226,417.20x = 50,308,914,258,837.37
  5. Step 5: Solve for x
    x = 50,308,914,258,837.37/6,226,417.20
  6. Step 6: Final answer
    x = 8,079,913.80

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Similar ratio
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1.5x scale

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.