Home / 11,346,078.40-17,021,450.40-3,778,475.20

Finding the Fourth Proportional to 11,346,078.40, 17,021,450.40 and 3,778,475.20

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Solution

The fourth proportional to 11,346,078.40, 17,021,450.40 and 3,778,475.20 is: 5,668,489.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346,078.40 : 17,021,450.40 = 3,778,475.20 : x
  2. Step 2: Convert to fraction form
    11,346,078.40/17,021,450.40 = 3,778,475.20/x
  3. Step 3: Cross multiply
    11,346,078.40x = 17,021,450.40 × 3,778,475.20
  4. Step 4: Simplify right side
    11,346,078.40x = 64,315,128,204,430.08
  5. Step 5: Solve for x
    x = 64,315,128,204,430.08/11,346,078.40
  6. Step 6: Final answer
    x = 5,668,489.67

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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.