Home / 9,663,217.43-13,334,447.36-5,688,857.79

Finding the Fourth Proportional to 9,663,217.43, 13,334,447.36 and 5,688,857.79

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Solution

The fourth proportional to 9,663,217.43, 13,334,447.36 and 5,688,857.79 is: 7,850,157.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,663,217.43 : 13,334,447.36 = 5,688,857.79 : x
  2. Step 2: Convert to fraction form
    9,663,217.43/13,334,447.36 = 5,688,857.79/x
  3. Step 3: Cross multiply
    9,663,217.43x = 13,334,447.36 × 5,688,857.79
  4. Step 4: Simplify right side
    9,663,217.43x = 75,857,774,753,503.08
  5. Step 5: Solve for x
    x = 75,857,774,753,503.08/9,663,217.43
  6. Step 6: Final answer
    x = 7,850,157.09

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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.