Home / 67,345,731.36-101,022,203.16-21,284,096.40

Finding the Fourth Proportional to 67,345,731.36, 101,022,203.16 and 21,284,096.40

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Solution

The fourth proportional to 67,345,731.36, 101,022,203.16 and 21,284,096.40 is: 31,927,284.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,345,731.36 : 101,022,203.16 = 21,284,096.40 : x
  2. Step 2: Convert to fraction form
    67,345,731.36/101,022,203.16 = 21,284,096.40/x
  3. Step 3: Cross multiply
    67,345,731.36x = 101,022,203.16 × 21,284,096.40
  4. Step 4: Simplify right side
    67,345,731.36x = 2,150,166,310,597,824.50
  5. Step 5: Solve for x
    x = 2,150,166,310,597,824.50/67,345,731.36
  6. Step 6: Final answer
    x = 31,927,284.29

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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.