Home / 16,483,162.80-22,720,549.10-12,992,842.02

Finding the Fourth Proportional to 16,483,162.80, 22,720,549.10 and 12,992,842.02

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Solution

The fourth proportional to 16,483,162.80, 22,720,549.10 and 12,992,842.02 is: 17,909,457.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,483,162.80 : 22,720,549.10 = 12,992,842.02 : x
  2. Step 2: Convert to fraction form
    16,483,162.80/22,720,549.10 = 12,992,842.02/x
  3. Step 3: Cross multiply
    16,483,162.80x = 22,720,549.10 × 12,992,842.02
  4. Step 4: Simplify right side
    16,483,162.80x = 295,204,504,998,988.94
  5. Step 5: Solve for x
    x = 295,204,504,998,988.94/16,483,162.80
  6. Step 6: Final answer
    x = 17,909,457.58

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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.