Home / 12,422,662.80-18,592,003.80-10,911,008.40

Finding the Fourth Proportional to 12,422,662.80, 18,592,003.80 and 10,911,008.40

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Solution

The fourth proportional to 12,422,662.80, 18,592,003.80 and 10,911,008.40 is: 16,329,631.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,422,662.80 : 18,592,003.80 = 10,911,008.40 : x
  2. Step 2: Convert to fraction form
    12,422,662.80/18,592,003.80 = 10,911,008.40/x
  3. Step 3: Cross multiply
    12,422,662.80x = 18,592,003.80 × 10,911,008.40
  4. Step 4: Simplify right side
    12,422,662.80x = 202,857,509,634,631.94
  5. Step 5: Solve for x
    x = 202,857,509,634,631.94/12,422,662.80
  6. Step 6: Final answer
    x = 16,329,631.81

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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.