Home / 21,167,996.40-31,751,994.60-6,019,959.60

Finding the Fourth Proportional to 21,167,996.40, 31,751,994.60 and 6,019,959.60

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Solution

The fourth proportional to 21,167,996.40, 31,751,994.60 and 6,019,959.60 is: 9,029,939.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,167,996.40 : 31,751,994.60 = 6,019,959.60 : x
  2. Step 2: Convert to fraction form
    21,167,996.40/31,751,994.60 = 6,019,959.60/x
  3. Step 3: Cross multiply
    21,167,996.40x = 31,751,994.60 × 6,019,959.60
  4. Step 4: Simplify right side
    21,167,996.40x = 191,145,724,711,418.16
  5. Step 5: Solve for x
    x = 191,145,724,711,418.16/21,167,996.40
  6. Step 6: Final answer
    x = 9,029,939.40

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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.