Home / 19,984,783.57-27,567,489.51-12,031,789.46

Finding the Fourth Proportional to 19,984,783.57, 27,567,489.51 and 12,031,789.46

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Solution

The fourth proportional to 19,984,783.57, 27,567,489.51 and 12,031,789.46 is: 16,596,938.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984,783.57 : 27,567,489.51 = 12,031,789.46 : x
  2. Step 2: Convert to fraction form
    19,984,783.57/27,567,489.51 = 12,031,789.46/x
  3. Step 3: Cross multiply
    19,984,783.57x = 27,567,489.51 × 12,031,789.46
  4. Step 4: Simplify right side
    19,984,783.57x = 331,686,229,587,241.12
  5. Step 5: Solve for x
    x = 331,686,229,587,241.12/19,984,783.57
  6. Step 6: Final answer
    x = 16,596,938.79

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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.