Home / 55,128,212.57-82,691,757.56-14,187,492.59

Finding the Fourth Proportional to 55,128,212.57, 82,691,757.56 and 14,187,492.59

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Solution

The fourth proportional to 55,128,212.57, 82,691,757.56 and 14,187,492.59 is: 21,281,094.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,128,212.57 : 82,691,757.56 = 14,187,492.59 : x
  2. Step 2: Convert to fraction form
    55,128,212.57/82,691,757.56 = 14,187,492.59/x
  3. Step 3: Cross multiply
    55,128,212.57x = 82,691,757.56 × 14,187,492.59
  4. Step 4: Simplify right side
    55,128,212.57x = 1,173,188,697,258,586.50
  5. Step 5: Solve for x
    x = 1,173,188,697,258,586.50/55,128,212.57
  6. Step 6: Final answer
    x = 21,281,094.43

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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.