Home / 5,183,998.30-7,775,997.45-4,687,986.70

Finding the Fourth Proportional to 5,183,998.30, 7,775,997.45 and 4,687,986.70

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Solution

The fourth proportional to 5,183,998.30, 7,775,997.45 and 4,687,986.70 is: 7,031,980.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,998.30 : 7,775,997.45 = 4,687,986.70 : x
  2. Step 2: Convert to fraction form
    5,183,998.30/7,775,997.45 = 4,687,986.70/x
  3. Step 3: Cross multiply
    5,183,998.30x = 7,775,997.45 × 4,687,986.70
  4. Step 4: Simplify right side
    5,183,998.30x = 36,453,772,624,833.91
  5. Step 5: Solve for x
    x = 36,453,772,624,833.91/5,183,998.30
  6. Step 6: Final answer
    x = 7,031,980.05

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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.