Home / 39,152,102.40-58,728,153.60-31,089,945.60

Finding the Fourth Proportional to 39,152,102.40, 58,728,153.60 and 31,089,945.60

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Solution

The fourth proportional to 39,152,102.40, 58,728,153.60 and 31,089,945.60 is: 46,634,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,152,102.40 : 58,728,153.60 = 31,089,945.60 : x
  2. Step 2: Convert to fraction form
    39,152,102.40/58,728,153.60 = 31,089,945.60/x
  3. Step 3: Cross multiply
    39,152,102.40x = 58,728,153.60 × 31,089,945.60
  4. Step 4: Simplify right side
    39,152,102.40x = 1,825,855,100,612,444.25
  5. Step 5: Solve for x
    x = 1,825,855,100,612,444.25/39,152,102.40
  6. Step 6: Final answer
    x = 46,634,918.40

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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.