Home / 6,872,580.18-9,483,607.53-3,972,158.91

Finding the Fourth Proportional to 6,872,580.18, 9,483,607.53 and 3,972,158.91

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Solution

The fourth proportional to 6,872,580.18, 9,483,607.53 and 3,972,158.91 is: 5,481,259.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,580.18 : 9,483,607.53 = 3,972,158.91 : x
  2. Step 2: Convert to fraction form
    6,872,580.18/9,483,607.53 = 3,972,158.91/x
  3. Step 3: Cross multiply
    6,872,580.18x = 9,483,607.53 × 3,972,158.91
  4. Step 4: Simplify right side
    6,872,580.18x = 37,670,396,149,232.59
  5. Step 5: Solve for x
    x = 37,670,396,149,232.59/6,872,580.18
  6. Step 6: Final answer
    x = 5,481,259.61

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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.