Home / 26,851,079.40-40,276,619.10-7,682,980.20

Finding the Fourth Proportional to 26,851,079.40, 40,276,619.10 and 7,682,980.20

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Solution

The fourth proportional to 26,851,079.40, 40,276,619.10 and 7,682,980.20 is: 11,524,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,851,079.40 : 40,276,619.10 = 7,682,980.20 : x
  2. Step 2: Convert to fraction form
    26,851,079.40/40,276,619.10 = 7,682,980.20/x
  3. Step 3: Cross multiply
    26,851,079.40x = 40,276,619.10 × 7,682,980.20
  4. Step 4: Simplify right side
    26,851,079.40x = 309,444,467,068,241.81
  5. Step 5: Solve for x
    x = 309,444,467,068,241.81/26,851,079.40
  6. Step 6: Final answer
    x = 11,524,470.30

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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.