Home / 10,109,716.60-15,133,082.10-7,275,364.60

Finding the Fourth Proportional to 10,109,716.60, 15,133,082.10 and 7,275,364.60

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Solution

The fourth proportional to 10,109,716.60, 15,133,082.10 and 7,275,364.60 is: 10,890,383.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,716.60 : 15,133,082.10 = 7,275,364.60 : x
  2. Step 2: Convert to fraction form
    10,109,716.60/15,133,082.10 = 7,275,364.60/x
  3. Step 3: Cross multiply
    10,109,716.60x = 15,133,082.10 × 7,275,364.60
  4. Step 4: Simplify right side
    10,109,716.60x = 110,098,689,799,233.66
  5. Step 5: Solve for x
    x = 110,098,689,799,233.66/10,109,716.60
  6. Step 6: Final answer
    x = 10,890,383.40

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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.