Home / 12,286,739.70-18,441,919.35-6,228,312.30

Finding the Fourth Proportional to 12,286,739.70, 18,441,919.35 and 6,228,312.30

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Solution

The fourth proportional to 12,286,739.70, 18,441,919.35 and 6,228,312.30 is: 9,348,455.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,286,739.70 : 18,441,919.35 = 6,228,312.30 : x
  2. Step 2: Convert to fraction form
    12,286,739.70/18,441,919.35 = 6,228,312.30/x
  3. Step 3: Cross multiply
    12,286,739.70x = 18,441,919.35 × 6,228,312.30
  4. Step 4: Simplify right side
    12,286,739.70x = 114,862,033,123,213.02
  5. Step 5: Solve for x
    x = 114,862,033,123,213.02/12,286,739.70
  6. Step 6: Final answer
    x = 9,348,455.00

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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.