Home / 57,435,324.94-86,178,274.02-30,135,034.70

Finding the Fourth Proportional to 57,435,324.94, 86,178,274.02 and 30,135,034.70

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Solution

The fourth proportional to 57,435,324.94, 86,178,274.02 and 30,135,034.70 is: 45,215,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,435,324.94 : 86,178,274.02 = 30,135,034.70 : x
  2. Step 2: Convert to fraction form
    57,435,324.94/86,178,274.02 = 30,135,034.70/x
  3. Step 3: Cross multiply
    57,435,324.94x = 86,178,274.02 × 30,135,034.70
  4. Step 4: Simplify right side
    57,435,324.94x = 2,596,985,277,978,808.50
  5. Step 5: Solve for x
    x = 2,596,985,277,978,808.50/57,435,324.94
  6. Step 6: Final answer
    x = 45,215,819.37

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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.