Home / 7,212,037.86-10,802,107.35-4,932,157.86

Finding the Fourth Proportional to 7,212,037.86, 10,802,107.35 and 4,932,157.86

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Solution

The fourth proportional to 7,212,037.86, 10,802,107.35 and 4,932,157.86 is: 7,387,329.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,212,037.86 : 10,802,107.35 = 4,932,157.86 : x
  2. Step 2: Convert to fraction form
    7,212,037.86/10,802,107.35 = 4,932,157.86/x
  3. Step 3: Cross multiply
    7,212,037.86x = 10,802,107.35 × 4,932,157.86
  4. Step 4: Simplify right side
    7,212,037.86x = 53,277,698,670,866.27
  5. Step 5: Solve for x
    x = 53,277,698,670,866.27/7,212,037.86
  6. Step 6: Final answer
    x = 7,387,329.31

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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.