Home / 13,480,359.90-20,220,539.85-7,496,727.90

Finding the Fourth Proportional to 13,480,359.90, 20,220,539.85 and 7,496,727.90

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Solution

The fourth proportional to 13,480,359.90, 20,220,539.85 and 7,496,727.90 is: 11,245,091.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,480,359.90 : 20,220,539.85 = 7,496,727.90 : x
  2. Step 2: Convert to fraction form
    13,480,359.90/20,220,539.85 = 7,496,727.90/x
  3. Step 3: Cross multiply
    13,480,359.90x = 20,220,539.85 × 7,496,727.90
  4. Step 4: Simplify right side
    13,480,359.90x = 151,587,885,246,556.84
  5. Step 5: Solve for x
    x = 151,587,885,246,556.84/13,480,359.90
  6. Step 6: Final answer
    x = 11,245,091.85

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1.5x scale

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.