Home / 67,277,984.58-100,940,396.67-21,226,963.86

Finding the Fourth Proportional to 67,277,984.58, 100,940,396.67 and 21,226,963.86

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Solution

The fourth proportional to 67,277,984.58, 100,940,396.67 and 21,226,963.86 is: 31,847,835.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,277,984.58 : 100,940,396.67 = 21,226,963.86 : x
  2. Step 2: Convert to fraction form
    67,277,984.58/100,940,396.67 = 21,226,963.86/x
  3. Step 3: Cross multiply
    67,277,984.58x = 100,940,396.67 × 21,226,963.86
  4. Step 4: Simplify right side
    67,277,984.58x = 2,142,658,152,128,154.25
  5. Step 5: Solve for x
    x = 2,142,658,152,128,154.25/67,277,984.58
  6. Step 6: Final answer
    x = 31,847,835.00

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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.