Home / 13,306,867.20-19,932,307.20-11,067,379.20

Finding the Fourth Proportional to 13,306,867.20, 19,932,307.20 and 11,067,379.20

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Solution

The fourth proportional to 13,306,867.20, 19,932,307.20 and 11,067,379.20 is: 16,577,786.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,867.20 : 19,932,307.20 = 11,067,379.20 : x
  2. Step 2: Convert to fraction form
    13,306,867.20/19,932,307.20 = 11,067,379.20/x
  3. Step 3: Cross multiply
    13,306,867.20x = 19,932,307.20 × 11,067,379.20
  4. Step 4: Simplify right side
    13,306,867.20x = 220,598,402,113,290.22
  5. Step 5: Solve for x
    x = 220,598,402,113,290.22/13,306,867.20
  6. Step 6: Final answer
    x = 16,577,786.40

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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.