Home / 5,185,771.65-7,156,695.98-2,893,932.34

Finding the Fourth Proportional to 5,185,771.65, 7,156,695.98 and 2,893,932.34

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Solution

The fourth proportional to 5,185,771.65, 7,156,695.98 and 2,893,932.34 is: 3,993,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,771.65 : 7,156,695.98 = 2,893,932.34 : x
  2. Step 2: Convert to fraction form
    5,185,771.65/7,156,695.98 = 2,893,932.34/x
  3. Step 3: Cross multiply
    5,185,771.65x = 7,156,695.98 × 2,893,932.34
  4. Step 4: Simplify right side
    5,185,771.65x = 20,710,993,933,413.08
  5. Step 5: Solve for x
    x = 20,710,993,933,413.08/5,185,771.65
  6. Step 6: Final answer
    x = 3,993,811.40

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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.