Home / 7,174,126.56-9,900,229.68-3,954,862.56

Finding the Fourth Proportional to 7,174,126.56, 9,900,229.68 and 3,954,862.56

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Solution

The fourth proportional to 7,174,126.56, 9,900,229.68 and 3,954,862.56 is: 5,457,674.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174,126.56 : 9,900,229.68 = 3,954,862.56 : x
  2. Step 2: Convert to fraction form
    7,174,126.56/9,900,229.68 = 3,954,862.56/x
  3. Step 3: Cross multiply
    7,174,126.56x = 9,900,229.68 × 3,954,862.56
  4. Step 4: Simplify right side
    7,174,126.56x = 39,154,047,696,832.78
  5. Step 5: Solve for x
    x = 39,154,047,696,832.78/7,174,126.56
  6. Step 6: Final answer
    x = 5,457,674.52

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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.