Home / 5,590,916.32-7,715,379.14-3,143,529.64

Finding the Fourth Proportional to 5,590,916.32, 7,715,379.14 and 3,143,529.64

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Solution

The fourth proportional to 5,590,916.32, 7,715,379.14 and 3,143,529.64 is: 4,338,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590,916.32 : 7,715,379.14 = 3,143,529.64 : x
  2. Step 2: Convert to fraction form
    5,590,916.32/7,715,379.14 = 3,143,529.64/x
  3. Step 3: Cross multiply
    5,590,916.32x = 7,715,379.14 × 3,143,529.64
  4. Step 4: Simplify right side
    5,590,916.32x = 24,253,523,010,427.71
  5. Step 5: Solve for x
    x = 24,253,523,010,427.71/5,590,916.32
  6. Step 6: Final answer
    x = 4,338,022.90

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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.