Home / 7,990,554.02-11,019,610.72-5,236,241.10

Finding the Fourth Proportional to 7,990,554.02, 11,019,610.72 and 5,236,241.10

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Solution

The fourth proportional to 7,990,554.02, 11,019,610.72 and 5,236,241.10 is: 7,221,193.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990,554.02 : 11,019,610.72 = 5,236,241.10 : x
  2. Step 2: Convert to fraction form
    7,990,554.02/11,019,610.72 = 5,236,241.10/x
  3. Step 3: Cross multiply
    7,990,554.02x = 11,019,610.72 × 5,236,241.10
  4. Step 4: Simplify right side
    7,990,554.02x = 57,701,338,558,064.59
  5. Step 5: Solve for x
    x = 57,701,338,558,064.59/7,990,554.02
  6. Step 6: Final answer
    x = 7,221,193.73

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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.