Home / 37,902,742.16-52,305,784.20-20,499,087.38

Finding the Fourth Proportional to 37,902,742.16, 52,305,784.20 and 20,499,087.38

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Solution

The fourth proportional to 37,902,742.16, 52,305,784.20 and 20,499,087.38 is: 28,288,740.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,902,742.16 : 52,305,784.20 = 20,499,087.38 : x
  2. Step 2: Convert to fraction form
    37,902,742.16/52,305,784.20 = 20,499,087.38/x
  3. Step 3: Cross multiply
    37,902,742.16x = 52,305,784.20 × 20,499,087.38
  4. Step 4: Simplify right side
    37,902,742.16x = 1,072,220,840,795,223.38
  5. Step 5: Solve for x
    x = 1,072,220,840,795,223.38/37,902,742.16
  6. Step 6: Final answer
    x = 28,288,740.59

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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.