Home / 35,457,011.20-53,185,516.80-30,978,035.20

Finding the Fourth Proportional to 35,457,011.20, 53,185,516.80 and 30,978,035.20

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Solution

The fourth proportional to 35,457,011.20, 53,185,516.80 and 30,978,035.20 is: 46,467,052.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,457,011.20 : 53,185,516.80 = 30,978,035.20 : x
  2. Step 2: Convert to fraction form
    35,457,011.20/53,185,516.80 = 30,978,035.20/x
  3. Step 3: Cross multiply
    35,457,011.20x = 53,185,516.80 × 30,978,035.20
  4. Step 4: Simplify right side
    35,457,011.20x = 1,647,582,811,560,591.25
  5. Step 5: Solve for x
    x = 1,647,582,811,560,591.25/35,457,011.20
  6. Step 6: Final answer
    x = 46,467,052.80

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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.