Home / 9,641,556.08-13,305,310.90-5,290,715.20

Finding the Fourth Proportional to 9,641,556.08, 13,305,310.90 and 5,290,715.20

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Solution

The fourth proportional to 9,641,556.08, 13,305,310.90 and 5,290,715.20 is: 7,301,166.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,641,556.08 : 13,305,310.90 = 5,290,715.20 : x
  2. Step 2: Convert to fraction form
    9,641,556.08/13,305,310.90 = 5,290,715.20/x
  3. Step 3: Cross multiply
    9,641,556.08x = 13,305,310.90 × 5,290,715.20
  4. Step 4: Simplify right side
    9,641,556.08x = 70,394,610,619,355.69
  5. Step 5: Solve for x
    x = 70,394,610,619,355.69/9,641,556.08
  6. Step 6: Final answer
    x = 7,301,166.95

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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.