Home / 37,065,507.84-51,150,364.80-20,768,100.48

Finding the Fourth Proportional to 37,065,507.84, 51,150,364.80 and 20,768,100.48

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Solution

The fourth proportional to 37,065,507.84, 51,150,364.80 and 20,768,100.48 is: 28,659,958.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,065,507.84 : 51,150,364.80 = 20,768,100.48 : x
  2. Step 2: Convert to fraction form
    37,065,507.84/51,150,364.80 = 20,768,100.48/x
  3. Step 3: Cross multiply
    37,065,507.84x = 51,150,364.80 × 20,768,100.48
  4. Step 4: Simplify right side
    37,065,507.84x = 1,062,295,915,755,055.12
  5. Step 5: Solve for x
    x = 1,062,295,915,755,055.12/37,065,507.84
  6. Step 6: Final answer
    x = 28,659,958.48

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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.