Home / 7,047,991.80-10,571,987.70-3,460,765.05

Finding the Fourth Proportional to 7,047,991.80, 10,571,987.70 and 3,460,765.05

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Solution

The fourth proportional to 7,047,991.80, 10,571,987.70 and 3,460,765.05 is: 5,191,147.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,991.80 : 10,571,987.70 = 3,460,765.05 : x
  2. Step 2: Convert to fraction form
    7,047,991.80/10,571,987.70 = 3,460,765.05/x
  3. Step 3: Cross multiply
    7,047,991.80x = 10,571,987.70 × 3,460,765.05
  4. Step 4: Simplify right side
    7,047,991.80x = 36,587,165,541,189.88
  5. Step 5: Solve for x
    x = 36,587,165,541,189.88/7,047,991.80
  6. Step 6: Final answer
    x = 5,191,147.58

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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.