Home / 7,028,626.54-9,699,527.34-3,931,203

Finding the Fourth Proportional to 7,028,626.54, 9,699,527.34 and 3,931,203

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Solution

The fourth proportional to 7,028,626.54, 9,699,527.34 and 3,931,203 is: 5,425,072.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028,626.54 : 9,699,527.34 = 3,931,203 : x
  2. Step 2: Convert to fraction form
    7,028,626.54/9,699,527.34 = 3,931,203/x
  3. Step 3: Cross multiply
    7,028,626.54x = 9,699,527.34 × 3,931,203
  4. Step 4: Simplify right side
    7,028,626.54x = 38,130,810,977,590.02
  5. Step 5: Solve for x
    x = 38,130,810,977,590.02/7,028,626.54
  6. Step 6: Final answer
    x = 5,425,072.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.