Home / 35,881,284.30-49,520,904.03-20,408,380.80

Finding the Fourth Proportional to 35,881,284.30, 49,520,904.03 and 20,408,380.80

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Solution

The fourth proportional to 35,881,284.30, 49,520,904.03 and 20,408,380.80 is: 28,166,256.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,881,284.30 : 49,520,904.03 = 20,408,380.80 : x
  2. Step 2: Convert to fraction form
    35,881,284.30/49,520,904.03 = 20,408,380.80/x
  3. Step 3: Cross multiply
    35,881,284.30x = 49,520,904.03 × 20,408,380.80
  4. Step 4: Simplify right side
    35,881,284.30x = 1,010,641,467,004,494.62
  5. Step 5: Solve for x
    x = 1,010,641,467,004,494.62/35,881,284.30
  6. Step 6: Final answer
    x = 28,166,256.77

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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.