Home / 6,702,386.40-9,982,593.12-6,669,727.20

Finding the Fourth Proportional to 6,702,386.40, 9,982,593.12 and 6,669,727.20

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Solution

The fourth proportional to 6,702,386.40, 9,982,593.12 and 6,669,727.20 is: 9,933,950.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,702,386.40 : 9,982,593.12 = 6,669,727.20 : x
  2. Step 2: Convert to fraction form
    6,702,386.40/9,982,593.12 = 6,669,727.20/x
  3. Step 3: Cross multiply
    6,702,386.40x = 9,982,593.12 × 6,669,727.20
  4. Step 4: Simplify right side
    6,702,386.40x = 66,581,172,858,996.86
  5. Step 5: Solve for x
    x = 66,581,172,858,996.86/6,702,386.40
  6. Step 6: Final answer
    x = 9,933,950.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.