Home / 19,074,416.90-28,611,625.35-8,296,880.90

Finding the Fourth Proportional to 19,074,416.90, 28,611,625.35 and 8,296,880.90

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Solution

The fourth proportional to 19,074,416.90, 28,611,625.35 and 8,296,880.90 is: 12,445,321.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,074,416.90 : 28,611,625.35 = 8,296,880.90 : x
  2. Step 2: Convert to fraction form
    19,074,416.90/28,611,625.35 = 8,296,880.90/x
  3. Step 3: Cross multiply
    19,074,416.90x = 28,611,625.35 × 8,296,880.90
  4. Step 4: Simplify right side
    19,074,416.90x = 237,387,247,884,370.84
  5. Step 5: Solve for x
    x = 237,387,247,884,370.84/19,074,416.90
  6. Step 6: Final answer
    x = 12,445,321.35

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Double scale
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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.