Home / 11,285,902.82-15,574,637.40-6,129,301.28

Finding the Fourth Proportional to 11,285,902.82, 15,574,637.40 and 6,129,301.28

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Solution

The fourth proportional to 11,285,902.82, 15,574,637.40 and 6,129,301.28 is: 8,458,485.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285,902.82 : 15,574,637.40 = 6,129,301.28 : x
  2. Step 2: Convert to fraction form
    11,285,902.82/15,574,637.40 = 6,129,301.28/x
  3. Step 3: Cross multiply
    11,285,902.82x = 15,574,637.40 × 6,129,301.28
  4. Step 4: Simplify right side
    11,285,902.82x = 95,461,644,951,355.88
  5. Step 5: Solve for x
    x = 95,461,644,951,355.88/11,285,902.82
  6. Step 6: Final answer
    x = 8,458,485.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.