Home / 12,067,666.20-18,102,374.10-7,265,014.20

Finding the Fourth Proportional to 12,067,666.20, 18,102,374.10 and 7,265,014.20

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Solution

The fourth proportional to 12,067,666.20, 18,102,374.10 and 7,265,014.20 is: 10,898,047.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067,666.20 : 18,102,374.10 = 7,265,014.20 : x
  2. Step 2: Convert to fraction form
    12,067,666.20/18,102,374.10 = 7,265,014.20/x
  3. Step 3: Cross multiply
    12,067,666.20x = 18,102,374.10 × 7,265,014.20
  4. Step 4: Simplify right side
    12,067,666.20x = 131,514,004,890,212.23
  5. Step 5: Solve for x
    x = 131,514,004,890,212.23/12,067,666.20
  6. Step 6: Final answer
    x = 10,898,047.95

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1.5x scale

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.