Home / 11,556,139.80-17,334,209.70-8,700,792.60

Finding the Fourth Proportional to 11,556,139.80, 17,334,209.70 and 8,700,792.60

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Solution

The fourth proportional to 11,556,139.80, 17,334,209.70 and 8,700,792.60 is: 13,051,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556,139.80 : 17,334,209.70 = 8,700,792.60 : x
  2. Step 2: Convert to fraction form
    11,556,139.80/17,334,209.70 = 8,700,792.60/x
  3. Step 3: Cross multiply
    11,556,139.80x = 17,334,209.70 × 8,700,792.60
  4. Step 4: Simplify right side
    11,556,139.80x = 150,821,363,484,608.22
  5. Step 5: Solve for x
    x = 150,821,363,484,608.22/11,556,139.80
  6. Step 6: Final answer
    x = 13,051,188.90

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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.