Home / 39,152,085.40-58,728,128.10-31,089,928.60

Finding the Fourth Proportional to 39,152,085.40, 58,728,128.10 and 31,089,928.60

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Solution

The fourth proportional to 39,152,085.40, 58,728,128.10 and 31,089,928.60 is: 46,634,892.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,152,085.40 : 58,728,128.10 = 31,089,928.60 : x
  2. Step 2: Convert to fraction form
    39,152,085.40/58,728,128.10 = 31,089,928.60/x
  3. Step 3: Cross multiply
    39,152,085.40x = 58,728,128.10 × 31,089,928.60
  4. Step 4: Simplify right side
    39,152,085.40x = 1,825,853,309,440,653.75
  5. Step 5: Solve for x
    x = 1,825,853,309,440,653.75/39,152,085.40
  6. Step 6: Final answer
    x = 46,634,892.90

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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.