Home / 8,142,450.60-12,213,675.90-2,823,666.60

Finding the Fourth Proportional to 8,142,450.60, 12,213,675.90 and 2,823,666.60

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Solution

The fourth proportional to 8,142,450.60, 12,213,675.90 and 2,823,666.60 is: 4,235,499.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142,450.60 : 12,213,675.90 = 2,823,666.60 : x
  2. Step 2: Convert to fraction form
    8,142,450.60/12,213,675.90 = 2,823,666.60/x
  3. Step 3: Cross multiply
    8,142,450.60x = 12,213,675.90 × 2,823,666.60
  4. Step 4: Simplify right side
    8,142,450.60x = 34,487,348,702,054.94
  5. Step 5: Solve for x
    x = 34,487,348,702,054.94/8,142,450.60
  6. Step 6: Final answer
    x = 4,235,499.90

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Similar ratio
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1.5x scale

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.