Home / 8,043,821.80-12,089,352.30-7,004,559.40

Finding the Fourth Proportional to 8,043,821.80, 12,089,352.30 and 7,004,559.40

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Solution

The fourth proportional to 8,043,821.80, 12,089,352.30 and 7,004,559.40 is: 10,527,407.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043,821.80 : 12,089,352.30 = 7,004,559.40 : x
  2. Step 2: Convert to fraction form
    8,043,821.80/12,089,352.30 = 7,004,559.40/x
  3. Step 3: Cross multiply
    8,043,821.80x = 12,089,352.30 × 7,004,559.40
  4. Step 4: Simplify right side
    8,043,821.80x = 84,680,586,292,876.62
  5. Step 5: Solve for x
    x = 84,680,586,292,876.62/8,043,821.80
  6. Step 6: Final answer
    x = 10,527,407.05

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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.