Home / 7,252,868.40-10,879,302.60-2,991,620.40

Finding the Fourth Proportional to 7,252,868.40, 10,879,302.60 and 2,991,620.40

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Solution

The fourth proportional to 7,252,868.40, 10,879,302.60 and 2,991,620.40 is: 4,487,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252,868.40 : 10,879,302.60 = 2,991,620.40 : x
  2. Step 2: Convert to fraction form
    7,252,868.40/10,879,302.60 = 2,991,620.40/x
  3. Step 3: Cross multiply
    7,252,868.40x = 10,879,302.60 × 2,991,620.40
  4. Step 4: Simplify right side
    7,252,868.40x = 32,546,743,595,933.04
  5. Step 5: Solve for x
    x = 32,546,743,595,933.04/7,252,868.40
  6. Step 6: Final answer
    x = 4,487,430.60

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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.