Home / 37,478,289.63-51,719,685.18-20,958,224.72

Finding the Fourth Proportional to 37,478,289.63, 51,719,685.18 and 20,958,224.72

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Solution

The fourth proportional to 37,478,289.63, 51,719,685.18 and 20,958,224.72 is: 28,922,151.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,478,289.63 : 51,719,685.18 = 20,958,224.72 : x
  2. Step 2: Convert to fraction form
    37,478,289.63/51,719,685.18 = 20,958,224.72/x
  3. Step 3: Cross multiply
    37,478,289.63x = 51,719,685.18 × 20,958,224.72
  4. Step 4: Simplify right side
    37,478,289.63x = 1,083,952,784,230,791.88
  5. Step 5: Solve for x
    x = 1,083,952,784,230,791.88/37,478,289.63
  6. Step 6: Final answer
    x = 28,922,151.86

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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.