Home / 65,711,754.83-90,678,548.22-35,936,522.57

Finding the Fourth Proportional to 65,711,754.83, 90,678,548.22 and 35,936,522.57

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Solution

The fourth proportional to 65,711,754.83, 90,678,548.22 and 35,936,522.57 is: 49,590,392.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,711,754.83 : 90,678,548.22 = 35,936,522.57 : x
  2. Step 2: Convert to fraction form
    65,711,754.83/90,678,548.22 = 35,936,522.57/x
  3. Step 3: Cross multiply
    65,711,754.83x = 90,678,548.22 × 35,936,522.57
  4. Step 4: Simplify right side
    65,711,754.83x = 3,258,671,694,722,863.50
  5. Step 5: Solve for x
    x = 3,258,671,694,722,863.50/65,711,754.83
  6. Step 6: Final answer
    x = 49,590,392.21

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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.