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Finding the Fourth Proportional to 64,191,773.88, 88,584,648.03 and 36,690,292.62

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Solution

The fourth proportional to 64,191,773.88, 88,584,648.03 and 36,690,292.62 is: 50,632,603.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,191,773.88 : 88,584,648.03 = 36,690,292.62 : x
  2. Step 2: Convert to fraction form
    64,191,773.88/88,584,648.03 = 36,690,292.62/x
  3. Step 3: Cross multiply
    64,191,773.88x = 88,584,648.03 × 36,690,292.62
  4. Step 4: Simplify right side
    64,191,773.88x = 3,250,196,657,860,406.50
  5. Step 5: Solve for x
    x = 3,250,196,657,860,406.50/64,191,773.88
  6. Step 6: Final answer
    x = 50,632,603.86

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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.