Home / 5,653,057.72-7,802,028.57-3,172,543.18

Finding the Fourth Proportional to 5,653,057.72, 7,802,028.57 and 3,172,543.18

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Solution

The fourth proportional to 5,653,057.72, 7,802,028.57 and 3,172,543.18 is: 4,378,563.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653,057.72 : 7,802,028.57 = 3,172,543.18 : x
  2. Step 2: Convert to fraction form
    5,653,057.72/7,802,028.57 = 3,172,543.18/x
  3. Step 3: Cross multiply
    5,653,057.72x = 7,802,028.57 × 3,172,543.18
  4. Step 4: Simplify right side
    5,653,057.72x = 24,752,272,490,908.51
  5. Step 5: Solve for x
    x = 24,752,272,490,908.51/5,653,057.72
  6. Step 6: Final answer
    x = 4,378,563.56

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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.