Home / 18,253,465.68-25,201,666.60-11,729,609.04

Finding the Fourth Proportional to 18,253,465.68, 25,201,666.60 and 11,729,609.04

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Solution

The fourth proportional to 18,253,465.68, 25,201,666.60 and 11,729,609.04 is: 16,194,497.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253,465.68 : 25,201,666.60 = 11,729,609.04 : x
  2. Step 2: Convert to fraction form
    18,253,465.68/25,201,666.60 = 11,729,609.04/x
  3. Step 3: Cross multiply
    18,253,465.68x = 25,201,666.60 × 11,729,609.04
  4. Step 4: Simplify right side
    18,253,465.68x = 295,605,696,374,426.06
  5. Step 5: Solve for x
    x = 295,605,696,374,426.06/18,253,465.68
  6. Step 6: Final answer
    x = 16,194,497.06

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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.