Home / 7,315,845.32-10,980,576.96-3,724,301.12

Finding the Fourth Proportional to 7,315,845.32, 10,980,576.96 and 3,724,301.12

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Solution

The fourth proportional to 7,315,845.32, 10,980,576.96 and 3,724,301.12 is: 5,589,917.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315,845.32 : 10,980,576.96 = 3,724,301.12 : x
  2. Step 2: Convert to fraction form
    7,315,845.32/10,980,576.96 = 3,724,301.12/x
  3. Step 3: Cross multiply
    7,315,845.32x = 10,980,576.96 × 3,724,301.12
  4. Step 4: Simplify right side
    7,315,845.32x = 40,894,975,070,374.20
  5. Step 5: Solve for x
    x = 40,894,975,070,374.20/7,315,845.32
  6. Step 6: Final answer
    x = 5,589,917.95

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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.