Home / 14,257,826.40-21,384,115.20-8,856,811.20

Finding the Fourth Proportional to 14,257,826.40, 21,384,115.20 and 8,856,811.20

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Solution

The fourth proportional to 14,257,826.40, 21,384,115.20 and 8,856,811.20 is: 13,283,586.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257,826.40 : 21,384,115.20 = 8,856,811.20 : x
  2. Step 2: Convert to fraction form
    14,257,826.40/21,384,115.20 = 8,856,811.20/x
  3. Step 3: Cross multiply
    14,257,826.40x = 21,384,115.20 × 8,856,811.20
  4. Step 4: Simplify right side
    14,257,826.40x = 189,395,071,005,450.22
  5. Step 5: Solve for x
    x = 189,395,071,005,450.22/14,257,826.40
  6. Step 6: Final answer
    x = 13,283,586.55

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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.