Home / 37,208,128.61-55,819,643.00-20,836,694.85

Finding the Fourth Proportional to 37,208,128.61, 55,819,643.00 and 20,836,694.85

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Solution

The fourth proportional to 37,208,128.61, 55,819,643.00 and 20,836,694.85 is: 31,259,214.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,208,128.61 : 55,819,643.00 = 20,836,694.85 : x
  2. Step 2: Convert to fraction form
    37,208,128.61/55,819,643.00 = 20,836,694.85/x
  3. Step 3: Cross multiply
    37,208,128.61x = 55,819,643.00 × 20,836,694.85
  4. Step 4: Simplify right side
    37,208,128.61x = 1,163,096,867,513,431.50
  5. Step 5: Solve for x
    x = 1,163,096,867,513,431.50/37,208,128.61
  6. Step 6: Final answer
    x = 31,259,214.34

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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.