Home / 9,087,646.60-13,631,469.90-8,343,629.20

Finding the Fourth Proportional to 9,087,646.60, 13,631,469.90 and 8,343,629.20

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Solution

The fourth proportional to 9,087,646.60, 13,631,469.90 and 8,343,629.20 is: 12,515,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087,646.60 : 13,631,469.90 = 8,343,629.20 : x
  2. Step 2: Convert to fraction form
    9,087,646.60/13,631,469.90 = 8,343,629.20/x
  3. Step 3: Cross multiply
    9,087,646.60x = 13,631,469.90 × 8,343,629.20
  4. Step 4: Simplify right side
    9,087,646.60x = 113,735,930,296,561.08
  5. Step 5: Solve for x
    x = 113,735,930,296,561.08/9,087,646.60
  6. Step 6: Final answer
    x = 12,515,443.80

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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.