Home / 13,745,044.08-20,617,434.84-8,355,182.64

Finding the Fourth Proportional to 13,745,044.08, 20,617,434.84 and 8,355,182.64

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Solution

The fourth proportional to 13,745,044.08, 20,617,434.84 and 8,355,182.64 is: 12,532,694.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,745,044.08 : 20,617,434.84 = 8,355,182.64 : x
  2. Step 2: Convert to fraction form
    13,745,044.08/20,617,434.84 = 8,355,182.64/x
  3. Step 3: Cross multiply
    13,745,044.08x = 20,617,434.84 × 8,355,182.64
  4. Step 4: Simplify right side
    13,745,044.08x = 172,262,433,656,499.16
  5. Step 5: Solve for x
    x = 172,262,433,656,499.16/13,745,044.08
  6. Step 6: Final answer
    x = 12,532,694.16

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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.