Home / 6,719,249.60-10,078,874.40-3,685,443.20

Finding the Fourth Proportional to 6,719,249.60, 10,078,874.40 and 3,685,443.20

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Solution

The fourth proportional to 6,719,249.60, 10,078,874.40 and 3,685,443.20 is: 5,528,164.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719,249.60 : 10,078,874.40 = 3,685,443.20 : x
  2. Step 2: Convert to fraction form
    6,719,249.60/10,078,874.40 = 3,685,443.20/x
  3. Step 3: Cross multiply
    6,719,249.60x = 10,078,874.40 × 3,685,443.20
  4. Step 4: Simplify right side
    6,719,249.60x = 37,145,119,121,134.09
  5. Step 5: Solve for x
    x = 37,145,119,121,134.09/6,719,249.60
  6. Step 6: Final answer
    x = 5,528,164.80

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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.