Home / 33,156,783.80-49,735,175.70-19,686,678.20

Finding the Fourth Proportional to 33,156,783.80, 49,735,175.70 and 19,686,678.20

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Solution

The fourth proportional to 33,156,783.80, 49,735,175.70 and 19,686,678.20 is: 29,530,017.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,156,783.80 : 49,735,175.70 = 19,686,678.20 : x
  2. Step 2: Convert to fraction form
    33,156,783.80/49,735,175.70 = 19,686,678.20/x
  3. Step 3: Cross multiply
    33,156,783.80x = 49,735,175.70 × 19,686,678.20
  4. Step 4: Simplify right side
    33,156,783.80x = 979,120,399,226,359.75
  5. Step 5: Solve for x
    x = 979,120,399,226,359.75/33,156,783.80
  6. Step 6: Final answer
    x = 29,530,017.30

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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.