Home / 9,173,078.20-13,770,114.90-5,388,693.40

Finding the Fourth Proportional to 9,173,078.20, 13,770,114.90 and 5,388,693.40

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Solution

The fourth proportional to 9,173,078.20, 13,770,114.90 and 5,388,693.40 is: 8,089,206.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173,078.20 : 13,770,114.90 = 5,388,693.40 : x
  2. Step 2: Convert to fraction form
    9,173,078.20/13,770,114.90 = 5,388,693.40/x
  3. Step 3: Cross multiply
    9,173,078.20x = 13,770,114.90 × 5,388,693.40
  4. Step 4: Simplify right side
    9,173,078.20x = 74,202,927,278,871.67
  5. Step 5: Solve for x
    x = 74,202,927,278,871.67/9,173,078.20
  6. Step 6: Final answer
    x = 8,089,206.88

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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.