Home / 5,478,789.85-7,560,953.10-3,031,361.28

Finding the Fourth Proportional to 5,478,789.85, 7,560,953.10 and 3,031,361.28

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Solution

The fourth proportional to 5,478,789.85, 7,560,953.10 and 3,031,361.28 is: 4,183,402.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478,789.85 : 7,560,953.10 = 3,031,361.28 : x
  2. Step 2: Convert to fraction form
    5,478,789.85/7,560,953.10 = 3,031,361.28/x
  3. Step 3: Cross multiply
    5,478,789.85x = 7,560,953.10 × 3,031,361.28
  4. Step 4: Simplify right side
    5,478,789.85x = 22,919,980,467,235.96
  5. Step 5: Solve for x
    x = 22,919,980,467,235.96/5,478,789.85
  6. Step 6: Final answer
    x = 4,183,402.01

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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.