Home / 8,309,047.23-11,468,398.37-4,872,395.43

Finding the Fourth Proportional to 8,309,047.23, 11,468,398.37 and 4,872,395.43

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Solution

The fourth proportional to 8,309,047.23, 11,468,398.37 and 4,872,395.43 is: 6,725,027.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309,047.23 : 11,468,398.37 = 4,872,395.43 : x
  2. Step 2: Convert to fraction form
    8,309,047.23/11,468,398.37 = 4,872,395.43/x
  3. Step 3: Cross multiply
    8,309,047.23x = 11,468,398.37 × 4,872,395.43
  4. Step 4: Simplify right side
    8,309,047.23x = 55,878,571,783,045.47
  5. Step 5: Solve for x
    x = 55,878,571,783,045.47/8,309,047.23
  6. Step 6: Final answer
    x = 6,725,027.58

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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.