Home / 40,732,914.70-61,099,372.05-13,443,419.35

Finding the Fourth Proportional to 40,732,914.70, 61,099,372.05 and 13,443,419.35

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Solution

The fourth proportional to 40,732,914.70, 61,099,372.05 and 13,443,419.35 is: 20,165,129.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,732,914.70 : 61,099,372.05 = 13,443,419.35 : x
  2. Step 2: Convert to fraction form
    40,732,914.70/61,099,372.05 = 13,443,419.35/x
  3. Step 3: Cross multiply
    40,732,914.70x = 61,099,372.05 × 13,443,419.35
  4. Step 4: Simplify right side
    40,732,914.70x = 821,384,480,489,819.12
  5. Step 5: Solve for x
    x = 821,384,480,489,819.12/40,732,914.70
  6. Step 6: Final answer
    x = 20,165,129.03

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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.