Home / 10,789,556.80-16,182,261.60-3,216,769.60

Finding the Fourth Proportional to 10,789,556.80, 16,182,261.60 and 3,216,769.60

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Solution

The fourth proportional to 10,789,556.80, 16,182,261.60 and 3,216,769.60 is: 4,824,536.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789,556.80 : 16,182,261.60 = 3,216,769.60 : x
  2. Step 2: Convert to fraction form
    10,789,556.80/16,182,261.60 = 3,216,769.60/x
  3. Step 3: Cross multiply
    10,789,556.80x = 16,182,261.60 × 3,216,769.60
  4. Step 4: Simplify right side
    10,789,556.80x = 52,054,607,174,127.36
  5. Step 5: Solve for x
    x = 52,054,607,174,127.36/10,789,556.80
  6. Step 6: Final answer
    x = 4,824,536.18

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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.