Home / 15,452,262.63-21,324,136.01-9,260,905.59

Finding the Fourth Proportional to 15,452,262.63, 21,324,136.01 and 9,260,905.59

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Solution

The fourth proportional to 15,452,262.63, 21,324,136.01 and 9,260,905.59 is: 12,780,057.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,452,262.63 : 21,324,136.01 = 9,260,905.59 : x
  2. Step 2: Convert to fraction form
    15,452,262.63/21,324,136.01 = 9,260,905.59/x
  3. Step 3: Cross multiply
    15,452,262.63x = 21,324,136.01 × 9,260,905.59
  4. Step 4: Simplify right side
    15,452,262.63x = 197,480,810,330,624.75
  5. Step 5: Solve for x
    x = 197,480,810,330,624.75/15,452,262.63
  6. Step 6: Final answer
    x = 12,780,057.85

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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.