Home / 37,153,445.80-55,730,168.70-20,147,333.80

Finding the Fourth Proportional to 37,153,445.80, 55,730,168.70 and 20,147,333.80

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Solution

The fourth proportional to 37,153,445.80, 55,730,168.70 and 20,147,333.80 is: 30,221,000.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,153,445.80 : 55,730,168.70 = 20,147,333.80 : x
  2. Step 2: Convert to fraction form
    37,153,445.80/55,730,168.70 = 20,147,333.80/x
  3. Step 3: Cross multiply
    37,153,445.80x = 55,730,168.70 × 20,147,333.80
  4. Step 4: Simplify right side
    37,153,445.80x = 1,122,814,311,529,212.12
  5. Step 5: Solve for x
    x = 1,122,814,311,529,212.12/37,153,445.80
  6. Step 6: Final answer
    x = 30,221,000.70

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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.