Home / 6,398,249.80-9,578,712.30-5,726,403.40

Finding the Fourth Proportional to 6,398,249.80, 9,578,712.30 and 5,726,403.40

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Solution

The fourth proportional to 6,398,249.80, 9,578,712.30 and 5,726,403.40 is: 8,572,902.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398,249.80 : 9,578,712.30 = 5,726,403.40 : x
  2. Step 2: Convert to fraction form
    6,398,249.80/9,578,712.30 = 5,726,403.40/x
  3. Step 3: Cross multiply
    6,398,249.80x = 9,578,712.30 × 5,726,403.40
  4. Step 4: Simplify right side
    6,398,249.80x = 54,851,570,682,341.83
  5. Step 5: Solve for x
    x = 54,851,570,682,341.83/6,398,249.80
  6. Step 6: Final answer
    x = 8,572,902.34

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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.