Home / 52,015,554.60-78,027,071.58-17,936,408.68

Finding the Fourth Proportional to 52,015,554.60, 78,027,071.58 and 17,936,408.68

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Solution

The fourth proportional to 52,015,554.60, 78,027,071.58 and 17,936,408.68 is: 26,905,902.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,015,554.60 : 78,027,071.58 = 17,936,408.68 : x
  2. Step 2: Convert to fraction form
    52,015,554.60/78,027,071.58 = 17,936,408.68/x
  3. Step 3: Cross multiply
    52,015,554.60x = 78,027,071.58 × 17,936,408.68
  4. Step 4: Simplify right side
    52,015,554.60x = 1,399,525,443,962,493.25
  5. Step 5: Solve for x
    x = 1,399,525,443,962,493.25/52,015,554.60
  6. Step 6: Final answer
    x = 26,905,902.57

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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.