Home / 52,652,914.20-78,979,371.30-31,076,409.60

Finding the Fourth Proportional to 52,652,914.20, 78,979,371.30 and 31,076,409.60

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Solution

The fourth proportional to 52,652,914.20, 78,979,371.30 and 31,076,409.60 is: 46,614,614.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,652,914.20 : 78,979,371.30 = 31,076,409.60 : x
  2. Step 2: Convert to fraction form
    52,652,914.20/78,979,371.30 = 31,076,409.60/x
  3. Step 3: Cross multiply
    52,652,914.20x = 78,979,371.30 × 31,076,409.60
  4. Step 4: Simplify right side
    52,652,914.20x = 2,454,395,292,469,284.50
  5. Step 5: Solve for x
    x = 2,454,395,292,469,284.50/52,652,914.20
  6. Step 6: Final answer
    x = 46,614,614.40

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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.