Home / 35,504,600.80-53,256,901.20-18,285,912.40

Finding the Fourth Proportional to 35,504,600.80, 53,256,901.20 and 18,285,912.40

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Solution

The fourth proportional to 35,504,600.80, 53,256,901.20 and 18,285,912.40 is: 27,428,868.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,504,600.80 : 53,256,901.20 = 18,285,912.40 : x
  2. Step 2: Convert to fraction form
    35,504,600.80/53,256,901.20 = 18,285,912.40/x
  3. Step 3: Cross multiply
    35,504,600.80x = 53,256,901.20 × 18,285,912.40
  4. Step 4: Simplify right side
    35,504,600.80x = 973,851,030,038,654.88
  5. Step 5: Solve for x
    x = 973,851,030,038,654.88/35,504,600.80
  6. Step 6: Final answer
    x = 27,428,868.60

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Similar ratio
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1.5x scale

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.