Home / 7,675,039.40-11,512,401.01-2,557,840.91

Finding the Fourth Proportional to 7,675,039.40, 11,512,401.01 and 2,557,840.91

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Solution

The fourth proportional to 7,675,039.40, 11,512,401.01 and 2,557,840.91 is: 3,836,708.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675,039.40 : 11,512,401.01 = 2,557,840.91 : x
  2. Step 2: Convert to fraction form
    7,675,039.40/11,512,401.01 = 2,557,840.91/x
  3. Step 3: Cross multiply
    7,675,039.40x = 11,512,401.01 × 2,557,840.91
  4. Step 4: Simplify right side
    7,675,039.40x = 29,446,890,211,746.71
  5. Step 5: Solve for x
    x = 29,446,890,211,746.71/7,675,039.40
  6. Step 6: Final answer
    x = 3,836,708.67

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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.