Home / 8,315,140-11,474,893.20-4,499,716

Finding the Fourth Proportional to 8,315,140, 11,474,893.20 and 4,499,716

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Solution

The fourth proportional to 8,315,140, 11,474,893.20 and 4,499,716 is: 6,209,608.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315,140 : 11,474,893.20 = 4,499,716 : x
  2. Step 2: Convert to fraction form
    8,315,140/11,474,893.20 = 4,499,716/x
  3. Step 3: Cross multiply
    8,315,140x = 11,474,893.20 × 4,499,716
  4. Step 4: Simplify right side
    8,315,140x = 51,633,760,530,331.20
  5. Step 5: Solve for x
    x = 51,633,760,530,331.20/8,315,140
  6. Step 6: Final answer
    x = 6,209,608.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.