Home / 36,515,972.16-50,392,045.08-20,218,448.16

Finding the Fourth Proportional to 36,515,972.16, 50,392,045.08 and 20,218,448.16

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Solution

The fourth proportional to 36,515,972.16, 50,392,045.08 and 20,218,448.16 is: 27,901,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,515,972.16 : 50,392,045.08 = 20,218,448.16 : x
  2. Step 2: Convert to fraction form
    36,515,972.16/50,392,045.08 = 20,218,448.16/x
  3. Step 3: Cross multiply
    36,515,972.16x = 50,392,045.08 × 20,218,448.16
  4. Step 4: Simplify right side
    36,515,972.16x = 1,018,848,951,126,363
  5. Step 5: Solve for x
    x = 1,018,848,951,126,363/36,515,972.16
  6. Step 6: Final answer
    x = 27,901,460.40

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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.