Home / 3,943,145.20-5,535,333.20-3,943,145.20

Finding the Fourth Proportional to 3,943,145.20, 5,535,333.20 and 3,943,145.20

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Solution

The fourth proportional to 3,943,145.20, 5,535,333.20 and 3,943,145.20 is: 5,535,333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,145.20 : 5,535,333.20 = 3,943,145.20 : x
  2. Step 2: Convert to fraction form
    3,943,145.20/5,535,333.20 = 3,943,145.20/x
  3. Step 3: Cross multiply
    3,943,145.20x = 5,535,333.20 × 3,943,145.20
  4. Step 4: Simplify right side
    3,943,145.20x = 21,826,622,537,980.64
  5. Step 5: Solve for x
    x = 21,826,622,537,980.64/3,943,145.20
  6. Step 6: Final answer
    x = 5,535,333.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.