Home / 26,561,641.90-39,814,080.45-18,965,578.54

Finding the Fourth Proportional to 26,561,641.90, 39,814,080.45 and 18,965,578.54

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Solution

The fourth proportional to 26,561,641.90, 39,814,080.45 and 18,965,578.54 is: 28,428,102.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,561,641.90 : 39,814,080.45 = 18,965,578.54 : x
  2. Step 2: Convert to fraction form
    26,561,641.90/39,814,080.45 = 18,965,578.54/x
  3. Step 3: Cross multiply
    26,561,641.90x = 39,814,080.45 × 18,965,578.54
  4. Step 4: Simplify right side
    26,561,641.90x = 755,097,069,601,697.50
  5. Step 5: Solve for x
    x = 755,097,069,601,697.50/26,561,641.90
  6. Step 6: Final answer
    x = 28,428,102.17

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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.