Home / 18,005,668.18-26,994,921-5,867,886.22

Finding the Fourth Proportional to 18,005,668.18, 26,994,921 and 5,867,886.22

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Solution

The fourth proportional to 18,005,668.18, 26,994,921 and 5,867,886.22 is: 8,797,403.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005,668.18 : 26,994,921 = 5,867,886.22 : x
  2. Step 2: Convert to fraction form
    18,005,668.18/26,994,921 = 5,867,886.22/x
  3. Step 3: Cross multiply
    18,005,668.18x = 26,994,921 × 5,867,886.22
  4. Step 4: Simplify right side
    18,005,668.18x = 158,403,124,945,888.62
  5. Step 5: Solve for x
    x = 158,403,124,945,888.62/18,005,668.18
  6. Step 6: Final answer
    x = 8,797,403.32

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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.