Home / 17,382,763.90-26,074,145.85-7,798,455.10

Finding the Fourth Proportional to 17,382,763.90, 26,074,145.85 and 7,798,455.10

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Solution

The fourth proportional to 17,382,763.90, 26,074,145.85 and 7,798,455.10 is: 11,697,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382,763.90 : 26,074,145.85 = 7,798,455.10 : x
  2. Step 2: Convert to fraction form
    17,382,763.90/26,074,145.85 = 7,798,455.10/x
  3. Step 3: Cross multiply
    17,382,763.90x = 26,074,145.85 × 7,798,455.10
  4. Step 4: Simplify right side
    17,382,763.90x = 203,338,055,682,076.34
  5. Step 5: Solve for x
    x = 203,338,055,682,076.34/17,382,763.90
  6. Step 6: Final answer
    x = 11,697,682.65

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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.