Home / 12,499,742.04-17,250,313.77-6,992,788.38

Finding the Fourth Proportional to 12,499,742.04, 17,250,313.77 and 6,992,788.38

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Solution

The fourth proportional to 12,499,742.04, 17,250,313.77 and 6,992,788.38 is: 9,650,422.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,499,742.04 : 17,250,313.77 = 6,992,788.38 : x
  2. Step 2: Convert to fraction form
    12,499,742.04/17,250,313.77 = 6,992,788.38/x
  3. Step 3: Cross multiply
    12,499,742.04x = 17,250,313.77 × 6,992,788.38
  4. Step 4: Simplify right side
    12,499,742.04x = 120,627,793,682,209.98
  5. Step 5: Solve for x
    x = 120,627,793,682,209.98/12,499,742.04
  6. Step 6: Final answer
    x = 9,650,422.65

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1.5x scale

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.