Home / 6,620,374.40-9,930,561.60-4,100,950.40

Finding the Fourth Proportional to 6,620,374.40, 9,930,561.60 and 4,100,950.40

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Solution

The fourth proportional to 6,620,374.40, 9,930,561.60 and 4,100,950.40 is: 6,151,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,620,374.40 : 9,930,561.60 = 4,100,950.40 : x
  2. Step 2: Convert to fraction form
    6,620,374.40/9,930,561.60 = 4,100,950.40/x
  3. Step 3: Cross multiply
    6,620,374.40x = 9,930,561.60 × 4,100,950.40
  4. Step 4: Simplify right side
    6,620,374.40x = 40,724,740,565,744.64
  5. Step 5: Solve for x
    x = 40,724,740,565,744.64/6,620,374.40
  6. Step 6: Final answer
    x = 6,151,425.60

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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.