Home / 13,671,216.16-20,511,313.68-5,590,987.44

Finding the Fourth Proportional to 13,671,216.16, 20,511,313.68 and 5,590,987.44

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Solution

The fourth proportional to 13,671,216.16, 20,511,313.68 and 5,590,987.44 is: 8,388,317.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,671,216.16 : 20,511,313.68 = 5,590,987.44 : x
  2. Step 2: Convert to fraction form
    13,671,216.16/20,511,313.68 = 5,590,987.44/x
  3. Step 3: Cross multiply
    13,671,216.16x = 20,511,313.68 × 5,590,987.44
  4. Step 4: Simplify right side
    13,671,216.16x = 114,678,497,162,780.19
  5. Step 5: Solve for x
    x = 114,678,497,162,780.19/13,671,216.16
  6. Step 6: Final answer
    x = 8,388,317.16

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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.