Home / 8,474,121.10-12,711,181.65-4,890,940.30

Finding the Fourth Proportional to 8,474,121.10, 12,711,181.65 and 4,890,940.30

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Solution

The fourth proportional to 8,474,121.10, 12,711,181.65 and 4,890,940.30 is: 7,336,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474,121.10 : 12,711,181.65 = 4,890,940.30 : x
  2. Step 2: Convert to fraction form
    8,474,121.10/12,711,181.65 = 4,890,940.30/x
  3. Step 3: Cross multiply
    8,474,121.10x = 12,711,181.65 × 4,890,940.30
  4. Step 4: Simplify right side
    8,474,121.10x = 62,169,630,592,605.49
  5. Step 5: Solve for x
    x = 62,169,630,592,605.49/8,474,121.10
  6. Step 6: Final answer
    x = 7,336,410.45

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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.