Home / 38,177,661.42-52,684,729.83-20,773,706.76

Finding the Fourth Proportional to 38,177,661.42, 52,684,729.83 and 20,773,706.76

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Solution

The fourth proportional to 38,177,661.42, 52,684,729.83 and 20,773,706.76 is: 28,667,474.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,177,661.42 : 52,684,729.83 = 20,773,706.76 : x
  2. Step 2: Convert to fraction form
    38,177,661.42/52,684,729.83 = 20,773,706.76/x
  3. Step 3: Cross multiply
    38,177,661.42x = 52,684,729.83 × 20,773,706.76
  4. Step 4: Simplify right side
    38,177,661.42x = 1,094,457,128,218,244.75
  5. Step 5: Solve for x
    x = 1,094,457,128,218,244.75/38,177,661.42
  6. Step 6: Final answer
    x = 28,667,474.32

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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.