Home / 19,175,082.87-28,657,556.72-13,998,593.32

Finding the Fourth Proportional to 19,175,082.87, 28,657,556.72 and 13,998,593.32

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Solution

The fourth proportional to 19,175,082.87, 28,657,556.72 and 13,998,593.32 is: 20,921,186.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,175,082.87 : 28,657,556.72 = 13,998,593.32 : x
  2. Step 2: Convert to fraction form
    19,175,082.87/28,657,556.72 = 13,998,593.32/x
  3. Step 3: Cross multiply
    19,175,082.87x = 28,657,556.72 × 13,998,593.32
  4. Step 4: Simplify right side
    19,175,082.87x = 401,165,481,997,294.69
  5. Step 5: Solve for x
    x = 401,165,481,997,294.69/19,175,082.87
  6. Step 6: Final answer
    x = 20,921,186.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.