Home / 21,533,825.30-32,300,571.87-5,359,668.60

Finding the Fourth Proportional to 21,533,825.30, 32,300,571.87 and 5,359,668.60

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Solution

The fourth proportional to 21,533,825.30, 32,300,571.87 and 5,359,668.60 is: 8,039,461.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,533,825.30 : 32,300,571.87 = 5,359,668.60 : x
  2. Step 2: Convert to fraction form
    21,533,825.30/32,300,571.87 = 5,359,668.60/x
  3. Step 3: Cross multiply
    21,533,825.30x = 32,300,571.87 × 5,359,668.60
  4. Step 4: Simplify right side
    21,533,825.30x = 173,120,360,738,047.31
  5. Step 5: Solve for x
    x = 173,120,360,738,047.31/21,533,825.30
  6. Step 6: Final answer
    x = 8,039,461.56

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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.