Home / 18,142,497.60-25,036,371.07-9,993,735.60

Finding the Fourth Proportional to 18,142,497.60, 25,036,371.07 and 9,993,735.60

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Solution

The fourth proportional to 18,142,497.60, 25,036,371.07 and 9,993,735.60 is: 13,791,203.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,142,497.60 : 25,036,371.07 = 9,993,735.60 : x
  2. Step 2: Convert to fraction form
    18,142,497.60/25,036,371.07 = 9,993,735.60/x
  3. Step 3: Cross multiply
    18,142,497.60x = 25,036,371.07 × 9,993,735.60
  4. Step 4: Simplify right side
    18,142,497.60x = 250,206,872,857,069.09
  5. Step 5: Solve for x
    x = 250,206,872,857,069.09/18,142,497.60
  6. Step 6: Final answer
    x = 13,791,203.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.