Home / 8,154,108.31-11,243,424.52-5,210,035.84

Finding the Fourth Proportional to 8,154,108.31, 11,243,424.52 and 5,210,035.84

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Solution

The fourth proportional to 8,154,108.31, 11,243,424.52 and 5,210,035.84 is: 7,183,942.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154,108.31 : 11,243,424.52 = 5,210,035.84 : x
  2. Step 2: Convert to fraction form
    8,154,108.31/11,243,424.52 = 5,210,035.84/x
  3. Step 3: Cross multiply
    8,154,108.31x = 11,243,424.52 × 5,210,035.84
  4. Step 4: Simplify right side
    8,154,108.31x = 58,578,644,672,401.15
  5. Step 5: Solve for x
    x = 58,578,644,672,401.15/8,154,108.31
  6. Step 6: Final answer
    x = 7,183,942.43

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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.