Home / 10,204,882.17-14,082,738.16-5,621,203.55

Finding the Fourth Proportional to 10,204,882.17, 14,082,738.16 and 5,621,203.55

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Solution

The fourth proportional to 10,204,882.17, 14,082,738.16 and 5,621,203.55 is: 7,757,261.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204,882.17 : 14,082,738.16 = 5,621,203.55 : x
  2. Step 2: Convert to fraction form
    10,204,882.17/14,082,738.16 = 5,621,203.55/x
  3. Step 3: Cross multiply
    10,204,882.17x = 14,082,738.16 × 5,621,203.55
  4. Step 4: Simplify right side
    10,204,882.17x = 79,161,937,654,245.77
  5. Step 5: Solve for x
    x = 79,161,937,654,245.77/10,204,882.17
  6. Step 6: Final answer
    x = 7,757,261.31

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1.5x scale

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.