Home / 36,439,561.92-50,286,606.72-19,919,759.40

Finding the Fourth Proportional to 36,439,561.92, 50,286,606.72 and 19,919,759.40

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Solution

The fourth proportional to 36,439,561.92, 50,286,606.72 and 19,919,759.40 is: 27,489,274.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,439,561.92 : 50,286,606.72 = 19,919,759.40 : x
  2. Step 2: Convert to fraction form
    36,439,561.92/50,286,606.72 = 19,919,759.40/x
  3. Step 3: Cross multiply
    36,439,561.92x = 50,286,606.72 × 19,919,759.40
  4. Step 4: Simplify right side
    36,439,561.92x = 1,001,697,106,904,823.12
  5. Step 5: Solve for x
    x = 1,001,697,106,904,823.12/36,439,561.92
  6. Step 6: Final answer
    x = 27,489,274.13

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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.