Home / 21,885,562.68-32,829,012.88-7,508,428.80

Finding the Fourth Proportional to 21,885,562.68, 32,829,012.88 and 7,508,428.80

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Solution

The fourth proportional to 21,885,562.68, 32,829,012.88 and 7,508,428.80 is: 11,262,872.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,885,562.68 : 32,829,012.88 = 7,508,428.80 : x
  2. Step 2: Convert to fraction form
    21,885,562.68/32,829,012.88 = 7,508,428.80/x
  3. Step 3: Cross multiply
    21,885,562.68x = 32,829,012.88 × 7,508,428.80
  4. Step 4: Simplify right side
    21,885,562.68x = 246,494,305,783,762.94
  5. Step 5: Solve for x
    x = 246,494,305,783,762.94/21,885,562.68
  6. Step 6: Final answer
    x = 11,262,872.67

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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.