Home / 33,119,788.94-49,685,079.87-9,778,891.21

Finding the Fourth Proportional to 33,119,788.94, 49,685,079.87 and 9,778,891.21

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Solution

The fourth proportional to 33,119,788.94, 49,685,079.87 and 9,778,891.21 is: 14,669,930.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,119,788.94 : 49,685,079.87 = 9,778,891.21 : x
  2. Step 2: Convert to fraction form
    33,119,788.94/49,685,079.87 = 9,778,891.21/x
  3. Step 3: Cross multiply
    33,119,788.94x = 49,685,079.87 × 9,778,891.21
  4. Step 4: Simplify right side
    33,119,788.94x = 485,864,990,808,890.94
  5. Step 5: Solve for x
    x = 485,864,990,808,890.94/33,119,788.94
  6. Step 6: Final answer
    x = 14,669,930.16

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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.