Home / 5,912,143.08-8,868,214.64-2,123,559.24

Finding the Fourth Proportional to 5,912,143.08, 8,868,214.64 and 2,123,559.24

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Solution

The fourth proportional to 5,912,143.08, 8,868,214.64 and 2,123,559.24 is: 3,185,338.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912,143.08 : 8,868,214.64 = 2,123,559.24 : x
  2. Step 2: Convert to fraction form
    5,912,143.08/8,868,214.64 = 2,123,559.24/x
  3. Step 3: Cross multiply
    5,912,143.08x = 8,868,214.64 × 2,123,559.24
  4. Step 4: Simplify right side
    5,912,143.08x = 18,832,179,141,075.28
  5. Step 5: Solve for x
    x = 18,832,179,141,075.28/5,912,143.08
  6. Step 6: Final answer
    x = 3,185,338.87

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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.