Home / 8,473,693.80-12,710,540.70-2,792,548.20

Finding the Fourth Proportional to 8,473,693.80, 12,710,540.70 and 2,792,548.20

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Solution

The fourth proportional to 8,473,693.80, 12,710,540.70 and 2,792,548.20 is: 4,188,822.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473,693.80 : 12,710,540.70 = 2,792,548.20 : x
  2. Step 2: Convert to fraction form
    8,473,693.80/12,710,540.70 = 2,792,548.20/x
  3. Step 3: Cross multiply
    8,473,693.80x = 12,710,540.70 × 2,792,548.20
  4. Step 4: Simplify right side
    8,473,693.80x = 35,494,797,552,811.74
  5. Step 5: Solve for x
    x = 35,494,797,552,811.74/8,473,693.80
  6. Step 6: Final answer
    x = 4,188,822.30

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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.