Home / 10,857,023.80-16,285,535.70-2,878,847.80

Finding the Fourth Proportional to 10,857,023.80, 16,285,535.70 and 2,878,847.80

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Solution

The fourth proportional to 10,857,023.80, 16,285,535.70 and 2,878,847.80 is: 4,318,271.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,857,023.80 : 16,285,535.70 = 2,878,847.80 : x
  2. Step 2: Convert to fraction form
    10,857,023.80/16,285,535.70 = 2,878,847.80/x
  3. Step 3: Cross multiply
    10,857,023.80x = 16,285,535.70 × 2,878,847.80
  4. Step 4: Simplify right side
    10,857,023.80x = 46,883,578,621,766.45
  5. Step 5: Solve for x
    x = 46,883,578,621,766.45/10,857,023.80
  6. Step 6: Final answer
    x = 4,318,271.70

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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.