Home / 84,651,412.37-126,970,952.87-37,979,350.37

Finding the Fourth Proportional to 84,651,412.37, 126,970,952.87 and 37,979,350.37

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Solution

The fourth proportional to 84,651,412.37, 126,970,952.87 and 37,979,350.37 is: 56,966,259.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,651,412.37 : 126,970,952.87 = 37,979,350.37 : x
  2. Step 2: Convert to fraction form
    84,651,412.37/126,970,952.87 = 37,979,350.37/x
  3. Step 3: Cross multiply
    84,651,412.37x = 126,970,952.87 × 37,979,350.37
  4. Step 4: Simplify right side
    84,651,412.37x = 4,822,274,305,037,736
  5. Step 5: Solve for x
    x = 4,822,274,305,037,736/84,651,412.37
  6. Step 6: Final answer
    x = 56,966,259.28

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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.