Home / 10,080,556.40-15,120,834.60-5,829,028.40

Finding the Fourth Proportional to 10,080,556.40, 15,120,834.60 and 5,829,028.40

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Solution

The fourth proportional to 10,080,556.40, 15,120,834.60 and 5,829,028.40 is: 8,743,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080,556.40 : 15,120,834.60 = 5,829,028.40 : x
  2. Step 2: Convert to fraction form
    10,080,556.40/15,120,834.60 = 5,829,028.40/x
  3. Step 3: Cross multiply
    10,080,556.40x = 15,120,834.60 × 5,829,028.40
  4. Step 4: Simplify right side
    10,080,556.40x = 88,139,774,315,102.64
  5. Step 5: Solve for x
    x = 88,139,774,315,102.64/10,080,556.40
  6. Step 6: Final answer
    x = 8,743,542.60

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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.