Home / 37,309,090.84-51,485,186.08-20,788,361.80

Finding the Fourth Proportional to 37,309,090.84, 51,485,186.08 and 20,788,361.80

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Solution

The fourth proportional to 37,309,090.84, 51,485,186.08 and 20,788,361.80 is: 28,687,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,309,090.84 : 51,485,186.08 = 20,788,361.80 : x
  2. Step 2: Convert to fraction form
    37,309,090.84/51,485,186.08 = 20,788,361.80/x
  3. Step 3: Cross multiply
    37,309,090.84x = 51,485,186.08 × 20,788,361.80
  4. Step 4: Simplify right side
    37,309,090.84x = 1,070,292,675,571,363.75
  5. Step 5: Solve for x
    x = 1,070,292,675,571,363.75/37,309,090.84
  6. Step 6: Final answer
    x = 28,687,181.90

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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.