Home / 7,447,031.56-11,172,348.11-2,588,636.67

Finding the Fourth Proportional to 7,447,031.56, 11,172,348.11 and 2,588,636.67

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Solution

The fourth proportional to 7,447,031.56, 11,172,348.11 and 2,588,636.67 is: 3,883,580.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447,031.56 : 11,172,348.11 = 2,588,636.67 : x
  2. Step 2: Convert to fraction form
    7,447,031.56/11,172,348.11 = 2,588,636.67/x
  3. Step 3: Cross multiply
    7,447,031.56x = 11,172,348.11 × 2,588,636.67
  4. Step 4: Simplify right side
    7,447,031.56x = 28,921,150,014,022.79
  5. Step 5: Solve for x
    x = 28,921,150,014,022.79/7,447,031.56
  6. Step 6: Final answer
    x = 3,883,580.97

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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.