Home / 7,258,861.28-10,895,858.42-3,218,186.75

Finding the Fourth Proportional to 7,258,861.28, 10,895,858.42 and 3,218,186.75

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Solution

The fourth proportional to 7,258,861.28, 10,895,858.42 and 3,218,186.75 is: 4,830,634.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258,861.28 : 10,895,858.42 = 3,218,186.75 : x
  2. Step 2: Convert to fraction form
    7,258,861.28/10,895,858.42 = 3,218,186.75/x
  3. Step 3: Cross multiply
    7,258,861.28x = 10,895,858.42 × 3,218,186.75
  4. Step 4: Simplify right side
    7,258,861.28x = 35,064,907,126,549.71
  5. Step 5: Solve for x
    x = 35,064,907,126,549.71/7,258,861.28
  6. Step 6: Final answer
    x = 4,830,634.69

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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.