Home / 7,984,838.22-11,980,688.49-2,595,140.34

Finding the Fourth Proportional to 7,984,838.22, 11,980,688.49 and 2,595,140.34

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Solution

The fourth proportional to 7,984,838.22, 11,980,688.49 and 2,595,140.34 is: 3,893,825.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984,838.22 : 11,980,688.49 = 2,595,140.34 : x
  2. Step 2: Convert to fraction form
    7,984,838.22/11,980,688.49 = 2,595,140.34/x
  3. Step 3: Cross multiply
    7,984,838.22x = 11,980,688.49 × 2,595,140.34
  4. Step 4: Simplify right side
    7,984,838.22x = 31,091,568,001,372.68
  5. Step 5: Solve for x
    x = 31,091,568,001,372.68/7,984,838.22
  6. Step 6: Final answer
    x = 3,893,825.67

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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.