Home / 8,318,048.20-12,477,072.30-5,084,787.40

Finding the Fourth Proportional to 8,318,048.20, 12,477,072.30 and 5,084,787.40

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Solution

The fourth proportional to 8,318,048.20, 12,477,072.30 and 5,084,787.40 is: 7,627,181.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,318,048.20 : 12,477,072.30 = 5,084,787.40 : x
  2. Step 2: Convert to fraction form
    8,318,048.20/12,477,072.30 = 5,084,787.40/x
  3. Step 3: Cross multiply
    8,318,048.20x = 12,477,072.30 × 5,084,787.40
  4. Step 4: Simplify right side
    8,318,048.20x = 63,443,260,019,929.03
  5. Step 5: Solve for x
    x = 63,443,260,019,929.03/8,318,048.20
  6. Step 6: Final answer
    x = 7,627,181.10

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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.