Home / 76,041,996.60-113,979,014.10-41,987,782.20

Finding the Fourth Proportional to 76,041,996.60, 113,979,014.10 and 41,987,782.20

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Solution

The fourth proportional to 76,041,996.60, 113,979,014.10 and 41,987,782.20 is: 62,935,301.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,041,996.60 : 113,979,014.10 = 41,987,782.20 : x
  2. Step 2: Convert to fraction form
    76,041,996.60/113,979,014.10 = 41,987,782.20/x
  3. Step 3: Cross multiply
    76,041,996.60x = 113,979,014.10 × 41,987,782.20
  4. Step 4: Simplify right side
    76,041,996.60x = 4,785,726,019,401,529
  5. Step 5: Solve for x
    x = 4,785,726,019,401,529/76,041,996.60
  6. Step 6: Final answer
    x = 62,935,301.98

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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.