Home / 33,048,010.80-49,572,016.20-12,840,130.80

Finding the Fourth Proportional to 33,048,010.80, 49,572,016.20 and 12,840,130.80

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Solution

The fourth proportional to 33,048,010.80, 49,572,016.20 and 12,840,130.80 is: 19,260,196.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,048,010.80 : 49,572,016.20 = 12,840,130.80 : x
  2. Step 2: Convert to fraction form
    33,048,010.80/49,572,016.20 = 12,840,130.80/x
  3. Step 3: Cross multiply
    33,048,010.80x = 49,572,016.20 × 12,840,130.80
  4. Step 4: Simplify right side
    33,048,010.80x = 636,511,172,027,719
  5. Step 5: Solve for x
    x = 636,511,172,027,719/33,048,010.80
  6. Step 6: Final answer
    x = 19,260,196.20

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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.