Home / 12,530,001.80-18,795,002.70-11,037,009.80

Finding the Fourth Proportional to 12,530,001.80, 18,795,002.70 and 11,037,009.80

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Solution

The fourth proportional to 12,530,001.80, 18,795,002.70 and 11,037,009.80 is: 16,555,514.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530,001.80 : 18,795,002.70 = 11,037,009.80 : x
  2. Step 2: Convert to fraction form
    12,530,001.80/18,795,002.70 = 11,037,009.80/x
  3. Step 3: Cross multiply
    12,530,001.80x = 18,795,002.70 × 11,037,009.80
  4. Step 4: Simplify right side
    12,530,001.80x = 207,440,628,990,926.47
  5. Step 5: Solve for x
    x = 207,440,628,990,926.47/12,530,001.80
  6. Step 6: Final answer
    x = 16,555,514.70

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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.