Home / 10,582,735.20-15,870,166.20-4,191,665.10

Finding the Fourth Proportional to 10,582,735.20, 15,870,166.20 and 4,191,665.10

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Solution

The fourth proportional to 10,582,735.20, 15,870,166.20 and 4,191,665.10 is: 6,285,938.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,582,735.20 : 15,870,166.20 = 4,191,665.10 : x
  2. Step 2: Convert to fraction form
    10,582,735.20/15,870,166.20 = 4,191,665.10/x
  3. Step 3: Cross multiply
    10,582,735.20x = 15,870,166.20 × 4,191,665.10
  4. Step 4: Simplify right side
    10,582,735.20x = 66,522,421,791,739.62
  5. Step 5: Solve for x
    x = 66,522,421,791,739.62/10,582,735.20
  6. Step 6: Final answer
    x = 6,285,938.42

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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.