Home / 66,512,758.86-99,758,268.90-23,371,865.64

Finding the Fourth Proportional to 66,512,758.86, 99,758,268.90 and 23,371,865.64

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Solution

The fourth proportional to 66,512,758.86, 99,758,268.90 and 23,371,865.64 is: 35,053,979.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,512,758.86 : 99,758,268.90 = 23,371,865.64 : x
  2. Step 2: Convert to fraction form
    66,512,758.86/99,758,268.90 = 23,371,865.64/x
  3. Step 3: Cross multiply
    66,512,758.86x = 99,758,268.90 × 23,371,865.64
  4. Step 4: Simplify right side
    66,512,758.86x = 2,331,536,857,209,791
  5. Step 5: Solve for x
    x = 2,331,536,857,209,791/66,512,758.86
  6. Step 6: Final answer
    x = 35,053,979.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.