Home / 10,517,776.83-15,777,239.31-3,328,774.29

Finding the Fourth Proportional to 10,517,776.83, 15,777,239.31 and 3,328,774.29

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Solution

The fourth proportional to 10,517,776.83, 15,777,239.31 and 3,328,774.29 is: 4,993,343.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,517,776.83 : 15,777,239.31 = 3,328,774.29 : x
  2. Step 2: Convert to fraction form
    10,517,776.83/15,777,239.31 = 3,328,774.29/x
  3. Step 3: Cross multiply
    10,517,776.83x = 15,777,239.31 × 3,328,774.29
  4. Step 4: Simplify right side
    10,517,776.83x = 52,518,868,582,305.34
  5. Step 5: Solve for x
    x = 52,518,868,582,305.34/10,517,776.83
  6. Step 6: Final answer
    x = 4,993,343.12

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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.