Home / 36,203,911.20-54,305,866.80-13,480,106.40

Finding the Fourth Proportional to 36,203,911.20, 54,305,866.80 and 13,480,106.40

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Solution

The fourth proportional to 36,203,911.20, 54,305,866.80 and 13,480,106.40 is: 20,220,159.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,203,911.20 : 54,305,866.80 = 13,480,106.40 : x
  2. Step 2: Convert to fraction form
    36,203,911.20/54,305,866.80 = 13,480,106.40/x
  3. Step 3: Cross multiply
    36,203,911.20x = 54,305,866.80 × 13,480,106.40
  4. Step 4: Simplify right side
    36,203,911.20x = 732,048,862,608,227.50
  5. Step 5: Solve for x
    x = 732,048,862,608,227.50/36,203,911.20
  6. Step 6: Final answer
    x = 20,220,159.60

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Similar ratio
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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.