Home / 35,767,129.13-49,355,824.07-20,297,213.72

Finding the Fourth Proportional to 35,767,129.13, 49,355,824.07 and 20,297,213.72

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Solution

The fourth proportional to 35,767,129.13, 49,355,824.07 and 20,297,213.72 is: 28,008,557.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,767,129.13 : 49,355,824.07 = 20,297,213.72 : x
  2. Step 2: Convert to fraction form
    35,767,129.13/49,355,824.07 = 20,297,213.72/x
  3. Step 3: Cross multiply
    35,767,129.13x = 49,355,824.07 × 20,297,213.72
  4. Step 4: Simplify right side
    35,767,129.13x = 1,001,785,709,374,024.12
  5. Step 5: Solve for x
    x = 1,001,785,709,374,024.12/35,767,129.13
  6. Step 6: Final answer
    x = 28,008,557.96

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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.