Home / 8,961,108.40-13,441,662.60-8,037,319.60

Finding the Fourth Proportional to 8,961,108.40, 13,441,662.60 and 8,037,319.60

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Solution

The fourth proportional to 8,961,108.40, 13,441,662.60 and 8,037,319.60 is: 12,055,979.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,961,108.40 : 13,441,662.60 = 8,037,319.60 : x
  2. Step 2: Convert to fraction form
    8,961,108.40/13,441,662.60 = 8,037,319.60/x
  3. Step 3: Cross multiply
    8,961,108.40x = 13,441,662.60 × 8,037,319.60
  4. Step 4: Simplify right side
    8,961,108.40x = 108,034,938,271,566.95
  5. Step 5: Solve for x
    x = 108,034,938,271,566.95/8,961,108.40
  6. Step 6: Final answer
    x = 12,055,979.40

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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.