Home / 10,752,729.40-16,129,094.10-5,377,958.20

Finding the Fourth Proportional to 10,752,729.40, 16,129,094.10 and 5,377,958.20

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Solution

The fourth proportional to 10,752,729.40, 16,129,094.10 and 5,377,958.20 is: 8,066,937.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,729.40 : 16,129,094.10 = 5,377,958.20 : x
  2. Step 2: Convert to fraction form
    10,752,729.40/16,129,094.10 = 5,377,958.20/x
  3. Step 3: Cross multiply
    10,752,729.40x = 16,129,094.10 × 5,377,958.20
  4. Step 4: Simplify right side
    10,752,729.40x = 86,741,593,873,666.62
  5. Step 5: Solve for x
    x = 86,741,593,873,666.62/10,752,729.40
  6. Step 6: Final answer
    x = 8,066,937.30

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1.5x scale

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.