Home / 14,311,582.44-19,749,968.82-7,785,196.32

Finding the Fourth Proportional to 14,311,582.44, 19,749,968.82 and 7,785,196.32

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Solution

The fourth proportional to 14,311,582.44, 19,749,968.82 and 7,785,196.32 is: 10,743,562.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,311,582.44 : 19,749,968.82 = 7,785,196.32 : x
  2. Step 2: Convert to fraction form
    14,311,582.44/19,749,968.82 = 7,785,196.32/x
  3. Step 3: Cross multiply
    14,311,582.44x = 19,749,968.82 × 7,785,196.32
  4. Step 4: Simplify right side
    14,311,582.44x = 153,757,384,577,578.75
  5. Step 5: Solve for x
    x = 153,757,384,577,578.75/14,311,582.44
  6. Step 6: Final answer
    x = 10,743,562.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.