Home / 7,243,071.80-10,848,018.90-3,693,068.60

Finding the Fourth Proportional to 7,243,071.80, 10,848,018.90 and 3,693,068.60

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Solution

The fourth proportional to 7,243,071.80, 10,848,018.90 and 3,693,068.60 is: 5,531,144.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,071.80 : 10,848,018.90 = 3,693,068.60 : x
  2. Step 2: Convert to fraction form
    7,243,071.80/10,848,018.90 = 3,693,068.60/x
  3. Step 3: Cross multiply
    7,243,071.80x = 10,848,018.90 × 3,693,068.60
  4. Step 4: Simplify right side
    7,243,071.80x = 40,062,477,971,796.54
  5. Step 5: Solve for x
    x = 40,062,477,971,796.54/7,243,071.80
  6. Step 6: Final answer
    x = 5,531,144.67

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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.