Home / 64,942,262.30-89,586,344.37-40,154,525.46

Finding the Fourth Proportional to 64,942,262.30, 89,586,344.37 and 40,154,525.46

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Solution

The fourth proportional to 64,942,262.30, 89,586,344.37 and 40,154,525.46 is: 55,392,236.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,942,262.30 : 89,586,344.37 = 40,154,525.46 : x
  2. Step 2: Convert to fraction form
    64,942,262.30/89,586,344.37 = 40,154,525.46/x
  3. Step 3: Cross multiply
    64,942,262.30x = 89,586,344.37 × 40,154,525.46
  4. Step 4: Simplify right side
    64,942,262.30x = 3,597,297,145,873,493
  5. Step 5: Solve for x
    x = 3,597,297,145,873,493/64,942,262.30
  6. Step 6: Final answer
    x = 55,392,236.40

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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.