Home / 15,098,496.40-20,836,164.73-8,571,992.68

Finding the Fourth Proportional to 15,098,496.40, 20,836,164.73 and 8,571,992.68

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Solution

The fourth proportional to 15,098,496.40, 20,836,164.73 and 8,571,992.68 is: 11,829,485.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,098,496.40 : 20,836,164.73 = 8,571,992.68 : x
  2. Step 2: Convert to fraction form
    15,098,496.40/20,836,164.73 = 8,571,992.68/x
  3. Step 3: Cross multiply
    15,098,496.40x = 20,836,164.73 × 8,571,992.68
  4. Step 4: Simplify right side
    15,098,496.40x = 178,607,451,471,313.78
  5. Step 5: Solve for x
    x = 178,607,451,471,313.78/15,098,496.40
  6. Step 6: Final answer
    x = 11,829,485.98

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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.