Home / 9,879,775.62-13,627,763.82-7,924,345.68

Finding the Fourth Proportional to 9,879,775.62, 13,627,763.82 and 7,924,345.68

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Solution

The fourth proportional to 9,879,775.62, 13,627,763.82 and 7,924,345.68 is: 10,930,522.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879,775.62 : 13,627,763.82 = 7,924,345.68 : x
  2. Step 2: Convert to fraction form
    9,879,775.62/13,627,763.82 = 7,924,345.68/x
  3. Step 3: Cross multiply
    9,879,775.62x = 13,627,763.82 × 7,924,345.68
  4. Step 4: Simplify right side
    9,879,775.62x = 107,991,111,355,077.30
  5. Step 5: Solve for x
    x = 107,991,111,355,077.30/9,879,775.62
  6. Step 6: Final answer
    x = 10,930,522.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.