Home / 26,900,867.58-37,120,131.63-15,137,863.91

Finding the Fourth Proportional to 26,900,867.58, 37,120,131.63 and 15,137,863.91

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Solution

The fourth proportional to 26,900,867.58, 37,120,131.63 and 15,137,863.91 is: 20,888,527.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,900,867.58 : 37,120,131.63 = 15,137,863.91 : x
  2. Step 2: Convert to fraction form
    26,900,867.58/37,120,131.63 = 15,137,863.91/x
  3. Step 3: Cross multiply
    26,900,867.58x = 37,120,131.63 × 15,137,863.91
  4. Step 4: Simplify right side
    26,900,867.58x = 561,919,500,936,226.50
  5. Step 5: Solve for x
    x = 561,919,500,936,226.50/26,900,867.58
  6. Step 6: Final answer
    x = 20,888,527.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.