Home / 6,320,135.54-8,721,725.04-3,419,462.77

Finding the Fourth Proportional to 6,320,135.54, 8,721,725.04 and 3,419,462.77

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Solution

The fourth proportional to 6,320,135.54, 8,721,725.04 and 3,419,462.77 is: 4,718,825.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320,135.54 : 8,721,725.04 = 3,419,462.77 : x
  2. Step 2: Convert to fraction form
    6,320,135.54/8,721,725.04 = 3,419,462.77/x
  3. Step 3: Cross multiply
    6,320,135.54x = 8,721,725.04 × 3,419,462.77
  4. Step 4: Simplify right side
    6,320,135.54x = 29,823,614,020,848.13
  5. Step 5: Solve for x
    x = 29,823,614,020,848.13/6,320,135.54
  6. Step 6: Final answer
    x = 4,718,825.07

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1.5x scale

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.