Home / 15,217,228.97-20,997,533.91-9,253,593.44

Finding the Fourth Proportional to 15,217,228.97, 20,997,533.91 and 9,253,593.44

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Solution

The fourth proportional to 15,217,228.97, 20,997,533.91 and 9,253,593.44 is: 12,768,595.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,217,228.97 : 20,997,533.91 = 9,253,593.44 : x
  2. Step 2: Convert to fraction form
    15,217,228.97/20,997,533.91 = 9,253,593.44/x
  3. Step 3: Cross multiply
    15,217,228.97x = 20,997,533.91 × 9,253,593.44
  4. Step 4: Simplify right side
    15,217,228.97x = 194,302,642,051,979.44
  5. Step 5: Solve for x
    x = 194,302,642,051,979.44/15,217,228.97
  6. Step 6: Final answer
    x = 12,768,595.54

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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.