Home / 12,476,623.80-18,714,935.70-11,012,208.60

Finding the Fourth Proportional to 12,476,623.80, 18,714,935.70 and 11,012,208.60

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Solution

The fourth proportional to 12,476,623.80, 18,714,935.70 and 11,012,208.60 is: 16,518,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,476,623.80 : 18,714,935.70 = 11,012,208.60 : x
  2. Step 2: Convert to fraction form
    12,476,623.80/18,714,935.70 = 11,012,208.60/x
  3. Step 3: Cross multiply
    12,476,623.80x = 18,714,935.70 × 11,012,208.60
  4. Step 4: Simplify right side
    12,476,623.80x = 206,092,775,863,987
  5. Step 5: Solve for x
    x = 206,092,775,863,987/12,476,623.80
  6. Step 6: Final answer
    x = 16,518,312.90

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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.