Home / 21,668,066.33-32,481,751.93-7,281,072.77

Finding the Fourth Proportional to 21,668,066.33, 32,481,751.93 and 7,281,072.77

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Solution

The fourth proportional to 21,668,066.33, 32,481,751.93 and 7,281,072.77 is: 10,914,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,668,066.33 : 32,481,751.93 = 7,281,072.77 : x
  2. Step 2: Convert to fraction form
    21,668,066.33/32,481,751.93 = 7,281,072.77/x
  3. Step 3: Cross multiply
    21,668,066.33x = 32,481,751.93 × 7,281,072.77
  4. Step 4: Simplify right side
    21,668,066.33x = 236,501,999,318,806.47
  5. Step 5: Solve for x
    x = 236,501,999,318,806.47/21,668,066.33
  6. Step 6: Final answer
    x = 10,914,771.80

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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.