Home / 20,222,210.86-30,333,537.65-5,845,403.21

Finding the Fourth Proportional to 20,222,210.86, 30,333,537.65 and 5,845,403.21

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Solution

The fourth proportional to 20,222,210.86, 30,333,537.65 and 5,845,403.21 is: 8,768,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,222,210.86 : 30,333,537.65 = 5,845,403.21 : x
  2. Step 2: Convert to fraction form
    20,222,210.86/30,333,537.65 = 5,845,403.21/x
  3. Step 3: Cross multiply
    20,222,210.86x = 30,333,537.65 × 5,845,403.21
  4. Step 4: Simplify right side
    20,222,210.86x = 177,311,758,212,911.69
  5. Step 5: Solve for x
    x = 177,311,758,212,911.69/20,222,210.86
  6. Step 6: Final answer
    x = 8,768,168.80

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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.