Home / 35,384,503.92-53,057,728.44-20,816,459.52

Finding the Fourth Proportional to 35,384,503.92, 53,057,728.44 and 20,816,459.52

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Solution

The fourth proportional to 35,384,503.92, 53,057,728.44 and 20,816,459.52 is: 31,213,495.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,384,503.92 : 53,057,728.44 = 20,816,459.52 : x
  2. Step 2: Convert to fraction form
    35,384,503.92/53,057,728.44 = 20,816,459.52/x
  3. Step 3: Cross multiply
    35,384,503.92x = 53,057,728.44 × 20,816,459.52
  4. Step 4: Simplify right side
    35,384,503.92x = 1,104,474,056,294,412.62
  5. Step 5: Solve for x
    x = 1,104,474,056,294,412.62/35,384,503.92
  6. Step 6: Final answer
    x = 31,213,495.57

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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.