Home / 40,440,665.60-60,660,998.40-30,362,969.60

Finding the Fourth Proportional to 40,440,665.60, 60,660,998.40 and 30,362,969.60

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Solution

The fourth proportional to 40,440,665.60, 60,660,998.40 and 30,362,969.60 is: 45,544,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,440,665.60 : 60,660,998.40 = 30,362,969.60 : x
  2. Step 2: Convert to fraction form
    40,440,665.60/60,660,998.40 = 30,362,969.60/x
  3. Step 3: Cross multiply
    40,440,665.60x = 60,660,998.40 × 30,362,969.60
  4. Step 4: Simplify right side
    40,440,665.60x = 1,841,848,050,324,848.75
  5. Step 5: Solve for x
    x = 1,841,848,050,324,848.75/40,440,665.60
  6. Step 6: Final answer
    x = 45,544,454.40

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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.