Home / 33,121,503.56-45,707,206.74-18,634,781

Finding the Fourth Proportional to 33,121,503.56, 45,707,206.74 and 18,634,781

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Solution

The fourth proportional to 33,121,503.56, 45,707,206.74 and 18,634,781 is: 25,715,734.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,121,503.56 : 45,707,206.74 = 18,634,781 : x
  2. Step 2: Convert to fraction form
    33,121,503.56/45,707,206.74 = 18,634,781/x
  3. Step 3: Cross multiply
    33,121,503.56x = 45,707,206.74 × 18,634,781
  4. Step 4: Simplify right side
    33,121,503.56x = 851,743,787,721,624
  5. Step 5: Solve for x
    x = 851,743,787,721,624/33,121,503.56
  6. Step 6: Final answer
    x = 25,715,734.38

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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.