Home / 12,069,080.48-18,104,187.68-3,982,762.88

Finding the Fourth Proportional to 12,069,080.48, 18,104,187.68 and 3,982,762.88

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Solution

The fourth proportional to 12,069,080.48, 18,104,187.68 and 3,982,762.88 is: 5,974,331.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069,080.48 : 18,104,187.68 = 3,982,762.88 : x
  2. Step 2: Convert to fraction form
    12,069,080.48/18,104,187.68 = 3,982,762.88/x
  3. Step 3: Cross multiply
    12,069,080.48x = 18,104,187.68 × 3,982,762.88
  4. Step 4: Simplify right side
    12,069,080.48x = 72,104,686,664,457.31
  5. Step 5: Solve for x
    x = 72,104,686,664,457.31/12,069,080.48
  6. Step 6: Final answer
    x = 5,974,331.42

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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.