Home / 6,560,495.21-9,840,078.40-1,768,668.86

Finding the Fourth Proportional to 6,560,495.21, 9,840,078.40 and 1,768,668.86

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Solution

The fourth proportional to 6,560,495.21, 9,840,078.40 and 1,768,668.86 is: 2,652,824.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,560,495.21 : 9,840,078.40 = 1,768,668.86 : x
  2. Step 2: Convert to fraction form
    6,560,495.21/9,840,078.40 = 1,768,668.86/x
  3. Step 3: Cross multiply
    6,560,495.21x = 9,840,078.40 × 1,768,668.86
  4. Step 4: Simplify right side
    6,560,495.21x = 17,403,840,187,994.89
  5. Step 5: Solve for x
    x = 17,403,840,187,994.89/6,560,495.21
  6. Step 6: Final answer
    x = 2,652,824.16

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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.