Home / 66,950,781.86-92,383,712.60-37,177,381.89

Finding the Fourth Proportional to 66,950,781.86, 92,383,712.60 and 37,177,381.89

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Solution

The fourth proportional to 66,950,781.86, 92,383,712.60 and 37,177,381.89 is: 51,300,141.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,950,781.86 : 92,383,712.60 = 37,177,381.89 : x
  2. Step 2: Convert to fraction form
    66,950,781.86/92,383,712.60 = 37,177,381.89/x
  3. Step 3: Cross multiply
    66,950,781.86x = 92,383,712.60 × 37,177,381.89
  4. Step 4: Simplify right side
    66,950,781.86x = 3,434,584,563,560,318
  5. Step 5: Solve for x
    x = 3,434,584,563,560,318/66,950,781.86
  6. Step 6: Final answer
    x = 51,300,141.21

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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.