Home / 27,769,648.20-41,681,339.39-13,402,829.67

Finding the Fourth Proportional to 27,769,648.20, 41,681,339.39 and 13,402,829.67

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Solution

The fourth proportional to 27,769,648.20, 41,681,339.39 and 13,402,829.67 is: 20,117,211.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,769,648.20 : 41,681,339.39 = 13,402,829.67 : x
  2. Step 2: Convert to fraction form
    27,769,648.20/41,681,339.39 = 13,402,829.67/x
  3. Step 3: Cross multiply
    27,769,648.20x = 41,681,339.39 × 13,402,829.67
  4. Step 4: Simplify right side
    27,769,648.20x = 558,647,892,261,631.69
  5. Step 5: Solve for x
    x = 558,647,892,261,631.69/27,769,648.20
  6. Step 6: Final answer
    x = 20,117,211.72

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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.