Home / 7,395,717-10,206,564.12-4,132,541.28

Finding the Fourth Proportional to 7,395,717, 10,206,564.12 and 4,132,541.28

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Solution

The fourth proportional to 7,395,717, 10,206,564.12 and 4,132,541.28 is: 5,703,172.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395,717 : 10,206,564.12 = 4,132,541.28 : x
  2. Step 2: Convert to fraction form
    7,395,717/10,206,564.12 = 4,132,541.28/x
  3. Step 3: Cross multiply
    7,395,717x = 10,206,564.12 × 4,132,541.28
  4. Step 4: Simplify right side
    7,395,717x = 42,179,047,552,866.87
  5. Step 5: Solve for x
    x = 42,179,047,552,866.87/7,395,717
  6. Step 6: Final answer
    x = 5,703,172.19

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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.