Home / 11,888,559.21-17,807,216.39-8,029,159.21

Finding the Fourth Proportional to 11,888,559.21, 17,807,216.39 and 8,029,159.21

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Solution

The fourth proportional to 11,888,559.21, 17,807,216.39 and 8,029,159.21 is: 12,026,434.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888,559.21 : 17,807,216.39 = 8,029,159.21 : x
  2. Step 2: Convert to fraction form
    11,888,559.21/17,807,216.39 = 8,029,159.21/x
  3. Step 3: Cross multiply
    11,888,559.21x = 17,807,216.39 × 8,029,159.21
  4. Step 4: Simplify right side
    11,888,559.21x = 142,976,975,353,049.59
  5. Step 5: Solve for x
    x = 142,976,975,353,049.59/11,888,559.21
  6. Step 6: Final answer
    x = 12,026,434.22

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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.