Home / 13,608,086.40-20,412,129.60-6,049,814.40

Finding the Fourth Proportional to 13,608,086.40, 20,412,129.60 and 6,049,814.40

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Solution

The fourth proportional to 13,608,086.40, 20,412,129.60 and 6,049,814.40 is: 9,074,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,086.40 : 20,412,129.60 = 6,049,814.40 : x
  2. Step 2: Convert to fraction form
    13,608,086.40/20,412,129.60 = 6,049,814.40/x
  3. Step 3: Cross multiply
    13,608,086.40x = 20,412,129.60 × 6,049,814.40
  4. Step 4: Simplify right side
    13,608,086.40x = 123,489,595,588,746.25
  5. Step 5: Solve for x
    x = 123,489,595,588,746.25/13,608,086.40
  6. Step 6: Final answer
    x = 9,074,721.60

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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.