Home / 5,445,824.40-8,168,736.60-5,197,818.60

Finding the Fourth Proportional to 5,445,824.40, 8,168,736.60 and 5,197,818.60

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Solution

The fourth proportional to 5,445,824.40, 8,168,736.60 and 5,197,818.60 is: 7,796,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445,824.40 : 8,168,736.60 = 5,197,818.60 : x
  2. Step 2: Convert to fraction form
    5,445,824.40/8,168,736.60 = 5,197,818.60/x
  3. Step 3: Cross multiply
    5,445,824.40x = 8,168,736.60 × 5,197,818.60
  4. Step 4: Simplify right side
    5,445,824.40x = 42,459,611,037,980.76
  5. Step 5: Solve for x
    x = 42,459,611,037,980.76/5,445,824.40
  6. Step 6: Final answer
    x = 7,796,727.90

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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.