Home / 9,522,142.53-13,144,577.91-6,428,856.15

Finding the Fourth Proportional to 9,522,142.53, 13,144,577.91 and 6,428,856.15

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Solution

The fourth proportional to 9,522,142.53, 13,144,577.91 and 6,428,856.15 is: 8,874,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,522,142.53 : 13,144,577.91 = 6,428,856.15 : x
  2. Step 2: Convert to fraction form
    9,522,142.53/13,144,577.91 = 6,428,856.15/x
  3. Step 3: Cross multiply
    9,522,142.53x = 13,144,577.91 × 6,428,856.15
  4. Step 4: Simplify right side
    9,522,142.53x = 84,504,600,535,857.66
  5. Step 5: Solve for x
    x = 84,504,600,535,857.66/9,522,142.53
  6. Step 6: Final answer
    x = 8,874,536.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.