Home / 5,055,798-6,976,104.36-2,990,900.64

Finding the Fourth Proportional to 5,055,798, 6,976,104.36 and 2,990,900.64

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Solution

The fourth proportional to 5,055,798, 6,976,104.36 and 2,990,900.64 is: 4,126,912.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055,798 : 6,976,104.36 = 2,990,900.64 : x
  2. Step 2: Convert to fraction form
    5,055,798/6,976,104.36 = 2,990,900.64/x
  3. Step 3: Cross multiply
    5,055,798x = 6,976,104.36 × 2,990,900.64
  4. Step 4: Simplify right side
    5,055,798x = 20,864,834,995,030.79
  5. Step 5: Solve for x
    x = 20,864,834,995,030.79/5,055,798
  6. Step 6: Final answer
    x = 4,126,912.31

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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.