Home / 52,174,080.24-71,996,722.20-28,968,007.92

Finding the Fourth Proportional to 52,174,080.24, 71,996,722.20 and 28,968,007.92

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Solution

The fourth proportional to 52,174,080.24, 71,996,722.20 and 28,968,007.92 is: 39,973,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,174,080.24 : 71,996,722.20 = 28,968,007.92 : x
  2. Step 2: Convert to fraction form
    52,174,080.24/71,996,722.20 = 28,968,007.92/x
  3. Step 3: Cross multiply
    52,174,080.24x = 71,996,722.20 × 28,968,007.92
  4. Step 4: Simplify right side
    52,174,080.24x = 2,085,601,618,903,640
  5. Step 5: Solve for x
    x = 2,085,601,618,903,640/52,174,080.24
  6. Step 6: Final answer
    x = 39,973,902.93

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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.