Home / 11,405,868.56-15,739,496.72-6,510,896

Finding the Fourth Proportional to 11,405,868.56, 15,739,496.72 and 6,510,896

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Solution

The fourth proportional to 11,405,868.56, 15,739,496.72 and 6,510,896 is: 8,984,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,405,868.56 : 15,739,496.72 = 6,510,896 : x
  2. Step 2: Convert to fraction form
    11,405,868.56/15,739,496.72 = 6,510,896/x
  3. Step 3: Cross multiply
    11,405,868.56x = 15,739,496.72 × 6,510,896
  4. Step 4: Simplify right side
    11,405,868.56x = 102,478,226,236,261.12
  5. Step 5: Solve for x
    x = 102,478,226,236,261.12/11,405,868.56
  6. Step 6: Final answer
    x = 8,984,692.90

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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.