Home / 12,725,524.48-17,561,638.40-7,294,041.60

Finding the Fourth Proportional to 12,725,524.48, 17,561,638.40 and 7,294,041.60

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Solution

The fourth proportional to 12,725,524.48, 17,561,638.40 and 7,294,041.60 is: 10,066,015.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,725,524.48 : 17,561,638.40 = 7,294,041.60 : x
  2. Step 2: Convert to fraction form
    12,725,524.48/17,561,638.40 = 7,294,041.60/x
  3. Step 3: Cross multiply
    12,725,524.48x = 17,561,638.40 × 7,294,041.60
  4. Step 4: Simplify right side
    12,725,524.48x = 128,095,321,053,757.42
  5. Step 5: Solve for x
    x = 128,095,321,053,757.42/12,725,524.48
  6. Step 6: Final answer
    x = 10,066,015.06

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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.