Home / 12,793,073.49-17,654,399.19-6,991,853.67

Finding the Fourth Proportional to 12,793,073.49, 17,654,399.19 and 6,991,853.67

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Solution

The fourth proportional to 12,793,073.49, 17,654,399.19 and 6,991,853.67 is: 9,648,734.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,793,073.49 : 17,654,399.19 = 6,991,853.67 : x
  2. Step 2: Convert to fraction form
    12,793,073.49/17,654,399.19 = 6,991,853.67/x
  3. Step 3: Cross multiply
    12,793,073.49x = 17,654,399.19 × 6,991,853.67
  4. Step 4: Simplify right side
    12,793,073.49x = 123,436,975,768,246.53
  5. Step 5: Solve for x
    x = 123,436,975,768,246.53/12,793,073.49
  6. Step 6: Final answer
    x = 9,648,734.99

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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.