Home / 10,204,883.17-14,082,739.54-5,621,204.55

Finding the Fourth Proportional to 10,204,883.17, 14,082,739.54 and 5,621,204.55

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Solution

The fourth proportional to 10,204,883.17, 14,082,739.54 and 5,621,204.55 is: 7,757,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204,883.17 : 14,082,739.54 = 5,621,204.55 : x
  2. Step 2: Convert to fraction form
    10,204,883.17/14,082,739.54 = 5,621,204.55/x
  3. Step 3: Cross multiply
    10,204,883.17x = 14,082,739.54 × 5,621,204.55
  4. Step 4: Simplify right side
    10,204,883.17x = 79,161,959,578,712.91
  5. Step 5: Solve for x
    x = 79,161,959,578,712.91/10,204,883.17
  6. Step 6: Final answer
    x = 7,757,262.70

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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.