Home / 6,221,066.40-9,330,199.20-2,231,978.40

Finding the Fourth Proportional to 6,221,066.40, 9,330,199.20 and 2,231,978.40

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Solution

The fourth proportional to 6,221,066.40, 9,330,199.20 and 2,231,978.40 is: 3,347,465.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221,066.40 : 9,330,199.20 = 2,231,978.40 : x
  2. Step 2: Convert to fraction form
    6,221,066.40/9,330,199.20 = 2,231,978.40/x
  3. Step 3: Cross multiply
    6,221,066.40x = 9,330,199.20 × 2,231,978.40
  4. Step 4: Simplify right side
    6,221,066.40x = 20,824,803,082,097.28
  5. Step 5: Solve for x
    x = 20,824,803,082,097.28/6,221,066.40
  6. Step 6: Final answer
    x = 3,347,465.17

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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.