Home / 20,969,999.03-31,440,374.83-9,292,019.00

Finding the Fourth Proportional to 20,969,999.03, 31,440,374.83 and 9,292,019.00

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Solution

The fourth proportional to 20,969,999.03, 31,440,374.83 and 9,292,019.00 is: 13,931,548.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,969,999.03 : 31,440,374.83 = 9,292,019.00 : x
  2. Step 2: Convert to fraction form
    20,969,999.03/31,440,374.83 = 9,292,019.00/x
  3. Step 3: Cross multiply
    20,969,999.03x = 31,440,374.83 × 9,292,019.00
  4. Step 4: Simplify right side
    20,969,999.03x = 292,144,560,259,796.31
  5. Step 5: Solve for x
    x = 292,144,560,259,796.31/20,969,999.03
  6. Step 6: Final answer
    x = 13,931,548.58

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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.