Home / 6,815,331.40-10,214,313.90-3,621,987.40

Finding the Fourth Proportional to 6,815,331.40, 10,214,313.90 and 3,621,987.40

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Solution

The fourth proportional to 6,815,331.40, 10,214,313.90 and 3,621,987.40 is: 5,428,366.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815,331.40 : 10,214,313.90 = 3,621,987.40 : x
  2. Step 2: Convert to fraction form
    6,815,331.40/10,214,313.90 = 3,621,987.40/x
  3. Step 3: Cross multiply
    6,815,331.40x = 10,214,313.90 × 3,621,987.40
  4. Step 4: Simplify right side
    6,815,331.40x = 36,996,116,245,444.86
  5. Step 5: Solve for x
    x = 36,996,116,245,444.86/6,815,331.40
  6. Step 6: Final answer
    x = 5,428,366.44

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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.