Home / 17,849,137.66-26,777,066.95-12,718,840.60

Finding the Fourth Proportional to 17,849,137.66, 26,777,066.95 and 12,718,840.60

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Solution

The fourth proportional to 17,849,137.66, 26,777,066.95 and 12,718,840.60 is: 19,080,655.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,849,137.66 : 26,777,066.95 = 12,718,840.60 : x
  2. Step 2: Convert to fraction form
    17,849,137.66/26,777,066.95 = 12,718,840.60/x
  3. Step 3: Cross multiply
    17,849,137.66x = 26,777,066.95 × 12,718,840.60
  4. Step 4: Simplify right side
    17,849,137.66x = 340,573,246,171,327.06
  5. Step 5: Solve for x
    x = 340,573,246,171,327.06/17,849,137.66
  6. Step 6: Final answer
    x = 19,080,655.47

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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.