Home / 25,346,448.40-38,019,672.60-18,544,003.60

Finding the Fourth Proportional to 25,346,448.40, 38,019,672.60 and 18,544,003.60

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Solution

The fourth proportional to 25,346,448.40, 38,019,672.60 and 18,544,003.60 is: 27,816,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,346,448.40 : 38,019,672.60 = 18,544,003.60 : x
  2. Step 2: Convert to fraction form
    25,346,448.40/38,019,672.60 = 18,544,003.60/x
  3. Step 3: Cross multiply
    25,346,448.40x = 38,019,672.60 × 18,544,003.60
  4. Step 4: Simplify right side
    25,346,448.40x = 705,036,945,565,221.50
  5. Step 5: Solve for x
    x = 705,036,945,565,221.50/25,346,448.40
  6. Step 6: Final answer
    x = 27,816,005.40

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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.