Home / 14,043,345.12-21,081,813.84-8,366,243.04

Finding the Fourth Proportional to 14,043,345.12, 21,081,813.84 and 8,366,243.04

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Solution

The fourth proportional to 14,043,345.12, 21,081,813.84 and 8,366,243.04 is: 12,559,370.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043,345.12 : 21,081,813.84 = 8,366,243.04 : x
  2. Step 2: Convert to fraction form
    14,043,345.12/21,081,813.84 = 8,366,243.04/x
  3. Step 3: Cross multiply
    14,043,345.12x = 21,081,813.84 × 8,366,243.04
  4. Step 4: Simplify right side
    14,043,345.12x = 176,375,578,309,475.69
  5. Step 5: Solve for x
    x = 176,375,578,309,475.69/14,043,345.12
  6. Step 6: Final answer
    x = 12,559,370.78

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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.