Home / 7,242,520.40-10,848,034.20-4,397,670.80

Finding the Fourth Proportional to 7,242,520.40, 10,848,034.20 and 4,397,670.80

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Solution

The fourth proportional to 7,242,520.40, 10,848,034.20 and 4,397,670.80 is: 6,586,944.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242,520.40 : 10,848,034.20 = 4,397,670.80 : x
  2. Step 2: Convert to fraction form
    7,242,520.40/10,848,034.20 = 4,397,670.80/x
  3. Step 3: Cross multiply
    7,242,520.40x = 10,848,034.20 × 4,397,670.80
  4. Step 4: Simplify right side
    7,242,520.40x = 47,706,083,238,741.35
  5. Step 5: Solve for x
    x = 47,706,083,238,741.35/7,242,520.40
  6. Step 6: Final answer
    x = 6,586,944.96

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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.