Home / 8,546,469.60-12,827,998.80-4,291,442.40

Finding the Fourth Proportional to 8,546,469.60, 12,827,998.80 and 4,291,442.40

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Solution

The fourth proportional to 8,546,469.60, 12,827,998.80 and 4,291,442.40 is: 6,441,328.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546,469.60 : 12,827,998.80 = 4,291,442.40 : x
  2. Step 2: Convert to fraction form
    8,546,469.60/12,827,998.80 = 4,291,442.40/x
  3. Step 3: Cross multiply
    8,546,469.60x = 12,827,998.80 × 4,291,442.40
  4. Step 4: Simplify right side
    8,546,469.60x = 55,050,617,957,469.12
  5. Step 5: Solve for x
    x = 55,050,617,957,469.12/8,546,469.60
  6. Step 6: Final answer
    x = 6,441,328.47

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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.