Home / 13,469,845.02-18,588,402.99-7,668,626.64

Finding the Fourth Proportional to 13,469,845.02, 18,588,402.99 and 7,668,626.64

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Solution

The fourth proportional to 13,469,845.02, 18,588,402.99 and 7,668,626.64 is: 10,582,714.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,469,845.02 : 18,588,402.99 = 7,668,626.64 : x
  2. Step 2: Convert to fraction form
    13,469,845.02/18,588,402.99 = 7,668,626.64/x
  3. Step 3: Cross multiply
    13,469,845.02x = 18,588,402.99 × 7,668,626.64
  4. Step 4: Simplify right side
    13,469,845.02x = 142,547,522,364,169.62
  5. Step 5: Solve for x
    x = 142,547,522,364,169.62/13,469,845.02
  6. Step 6: Final answer
    x = 10,582,714.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.