Home / 8,042,351.78-11,090,807.36-5,291,373.69

Finding the Fourth Proportional to 8,042,351.78, 11,090,807.36 and 5,291,373.69

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Solution

The fourth proportional to 8,042,351.78, 11,090,807.36 and 5,291,373.69 is: 7,297,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042,351.78 : 11,090,807.36 = 5,291,373.69 : x
  2. Step 2: Convert to fraction form
    8,042,351.78/11,090,807.36 = 5,291,373.69/x
  3. Step 3: Cross multiply
    8,042,351.78x = 11,090,807.36 × 5,291,373.69
  4. Step 4: Simplify right side
    8,042,351.78x = 58,685,606,265,562.36
  5. Step 5: Solve for x
    x = 58,685,606,265,562.36/8,042,351.78
  6. Step 6: Final answer
    x = 7,297,070.29

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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.