Home / 12,793,850.04-19,178,965.26-6,398,537.16

Finding the Fourth Proportional to 12,793,850.04, 19,178,965.26 and 6,398,537.16

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Solution

The fourth proportional to 12,793,850.04, 19,178,965.26 and 6,398,537.16 is: 9,591,899.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,793,850.04 : 19,178,965.26 = 6,398,537.16 : x
  2. Step 2: Convert to fraction form
    12,793,850.04/19,178,965.26 = 6,398,537.16/x
  3. Step 3: Cross multiply
    12,793,850.04x = 19,178,965.26 × 6,398,537.16
  4. Step 4: Simplify right side
    12,793,850.04x = 122,717,321,906,459.08
  5. Step 5: Solve for x
    x = 122,717,321,906,459.08/12,793,850.04
  6. Step 6: Final answer
    x = 9,591,899.35

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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.