Home / 21,783,670.70-32,672,006.85-6,634,078.70

Finding the Fourth Proportional to 21,783,670.70, 32,672,006.85 and 6,634,078.70

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Solution

The fourth proportional to 21,783,670.70, 32,672,006.85 and 6,634,078.70 is: 9,950,052.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,783,670.70 : 32,672,006.85 = 6,634,078.70 : x
  2. Step 2: Convert to fraction form
    21,783,670.70/32,672,006.85 = 6,634,078.70/x
  3. Step 3: Cross multiply
    21,783,670.70x = 32,672,006.85 × 6,634,078.70
  4. Step 4: Simplify right side
    21,783,670.70x = 216,748,664,729,839.12
  5. Step 5: Solve for x
    x = 216,748,664,729,839.12/21,783,670.70
  6. Step 6: Final answer
    x = 9,950,052.39

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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.