Home / 10,651,748.40-15,968,291.40-6,393,610.80

Finding the Fourth Proportional to 10,651,748.40, 15,968,291.40 and 6,393,610.80

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Solution

The fourth proportional to 10,651,748.40, 15,968,291.40 and 6,393,610.80 is: 9,584,815.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651,748.40 : 15,968,291.40 = 6,393,610.80 : x
  2. Step 2: Convert to fraction form
    10,651,748.40/15,968,291.40 = 6,393,610.80/x
  3. Step 3: Cross multiply
    10,651,748.40x = 15,968,291.40 × 6,393,610.80
  4. Step 4: Simplify right side
    10,651,748.40x = 102,095,040,352,587.12
  5. Step 5: Solve for x
    x = 102,095,040,352,587.12/10,651,748.40
  6. Step 6: Final answer
    x = 9,584,815.24

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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.