Home / 23,309,863.80-34,964,795.70-21,987,166.20

Finding the Fourth Proportional to 23,309,863.80, 34,964,795.70 and 21,987,166.20

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Solution

The fourth proportional to 23,309,863.80, 34,964,795.70 and 21,987,166.20 is: 32,980,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,309,863.80 : 34,964,795.70 = 21,987,166.20 : x
  2. Step 2: Convert to fraction form
    23,309,863.80/34,964,795.70 = 21,987,166.20/x
  3. Step 3: Cross multiply
    23,309,863.80x = 34,964,795.70 × 21,987,166.20
  4. Step 4: Simplify right side
    23,309,863.80x = 768,776,774,204,945.38
  5. Step 5: Solve for x
    x = 768,776,774,204,945.38/23,309,863.80
  6. Step 6: Final answer
    x = 32,980,749.30

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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.