Home / 14,258,234.40-21,384,727.20-8,857,219.20

Finding the Fourth Proportional to 14,258,234.40, 21,384,727.20 and 8,857,219.20

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Solution

The fourth proportional to 14,258,234.40, 21,384,727.20 and 8,857,219.20 is: 13,284,198.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258,234.40 : 21,384,727.20 = 8,857,219.20 : x
  2. Step 2: Convert to fraction form
    14,258,234.40/21,384,727.20 = 8,857,219.20/x
  3. Step 3: Cross multiply
    14,258,234.40x = 21,384,727.20 × 8,857,219.20
  4. Step 4: Simplify right side
    14,258,234.40x = 189,409,216,342,602.22
  5. Step 5: Solve for x
    x = 189,409,216,342,602.22/14,258,234.40
  6. Step 6: Final answer
    x = 13,284,198.52

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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.