Home / 65,949,114.30-91,009,486.20-37,691,015.83

Finding the Fourth Proportional to 65,949,114.30, 91,009,486.20 and 37,691,015.83

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Solution

The fourth proportional to 65,949,114.30, 91,009,486.20 and 37,691,015.83 is: 52,013,435.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,949,114.30 : 91,009,486.20 = 37,691,015.83 : x
  2. Step 2: Convert to fraction form
    65,949,114.30/91,009,486.20 = 37,691,015.83/x
  3. Step 3: Cross multiply
    65,949,114.30x = 91,009,486.20 × 37,691,015.83
  4. Step 4: Simplify right side
    65,949,114.30x = 3,430,239,984,400,864
  5. Step 5: Solve for x
    x = 3,430,239,984,400,864/65,949,114.30
  6. Step 6: Final answer
    x = 52,013,435.22

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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.