Home / 7,350,642.36-10,144,105.74-4,450,563.72

Finding the Fourth Proportional to 7,350,642.36, 10,144,105.74 and 4,450,563.72

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Solution

The fourth proportional to 7,350,642.36, 10,144,105.74 and 4,450,563.72 is: 6,141,910.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350,642.36 : 10,144,105.74 = 4,450,563.72 : x
  2. Step 2: Convert to fraction form
    7,350,642.36/10,144,105.74 = 4,450,563.72/x
  3. Step 3: Cross multiply
    7,350,642.36x = 10,144,105.74 × 4,450,563.72
  4. Step 4: Simplify right side
    7,350,642.36x = 45,146,988,978,287.75
  5. Step 5: Solve for x
    x = 45,146,988,978,287.75/7,350,642.36
  6. Step 6: Final answer
    x = 6,141,910.70

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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.