Home / 21,491,325.60-32,208,994.80-8,701,360.80

Finding the Fourth Proportional to 21,491,325.60, 32,208,994.80 and 8,701,360.80

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Solution

The fourth proportional to 21,491,325.60, 32,208,994.80 and 8,701,360.80 is: 13,040,707.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,491,325.60 : 32,208,994.80 = 8,701,360.80 : x
  2. Step 2: Convert to fraction form
    21,491,325.60/32,208,994.80 = 8,701,360.80/x
  3. Step 3: Cross multiply
    21,491,325.60x = 32,208,994.80 × 8,701,360.80
  4. Step 4: Simplify right side
    21,491,325.60x = 280,262,084,760,123.88
  5. Step 5: Solve for x
    x = 280,262,084,760,123.88/21,491,325.60
  6. Step 6: Final answer
    x = 13,040,707.21

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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.