Home / 13,326,518.25-19,987,249.32-6,496,222.01

Finding the Fourth Proportional to 13,326,518.25, 19,987,249.32 and 6,496,222.01

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Solution

The fourth proportional to 13,326,518.25, 19,987,249.32 and 6,496,222.01 is: 9,743,100.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,326,518.25 : 19,987,249.32 = 6,496,222.01 : x
  2. Step 2: Convert to fraction form
    13,326,518.25/19,987,249.32 = 6,496,222.01/x
  3. Step 3: Cross multiply
    13,326,518.25x = 19,987,249.32 × 6,496,222.01
  4. Step 4: Simplify right side
    13,326,518.25x = 129,841,608,852,005.28
  5. Step 5: Solve for x
    x = 129,841,608,852,005.28/13,326,518.25
  6. Step 6: Final answer
    x = 9,743,100.67

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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.