Home / 13,176,413.80-19,764,620.70-4,657,028.20

Finding the Fourth Proportional to 13,176,413.80, 19,764,620.70 and 4,657,028.20

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Solution

The fourth proportional to 13,176,413.80, 19,764,620.70 and 4,657,028.20 is: 6,985,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176,413.80 : 19,764,620.70 = 4,657,028.20 : x
  2. Step 2: Convert to fraction form
    13,176,413.80/19,764,620.70 = 4,657,028.20/x
  3. Step 3: Cross multiply
    13,176,413.80x = 19,764,620.70 × 4,657,028.20
  4. Step 4: Simplify right side
    13,176,413.80x = 92,044,395,962,203.73
  5. Step 5: Solve for x
    x = 92,044,395,962,203.73/13,176,413.80
  6. Step 6: Final answer
    x = 6,985,542.30

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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.