Home / 10,369,825.35-15,554,738.03-7,181,179.35

Finding the Fourth Proportional to 10,369,825.35, 15,554,738.03 and 7,181,179.35

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Solution

The fourth proportional to 10,369,825.35, 15,554,738.03 and 7,181,179.35 is: 10,771,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,825.35 : 15,554,738.03 = 7,181,179.35 : x
  2. Step 2: Convert to fraction form
    10,369,825.35/15,554,738.03 = 7,181,179.35/x
  3. Step 3: Cross multiply
    10,369,825.35x = 15,554,738.03 × 7,181,179.35
  4. Step 4: Simplify right side
    10,369,825.35x = 111,701,363,499,789.78
  5. Step 5: Solve for x
    x = 111,701,363,499,789.78/10,369,825.35
  6. Step 6: Final answer
    x = 10,771,769.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.