Home / 37,130,078.28-55,695,040.84-20,948,683.96

Finding the Fourth Proportional to 37,130,078.28, 55,695,040.84 and 20,948,683.96

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Solution

The fourth proportional to 37,130,078.28, 55,695,040.84 and 20,948,683.96 is: 31,422,982.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,130,078.28 : 55,695,040.84 = 20,948,683.96 : x
  2. Step 2: Convert to fraction form
    37,130,078.28/55,695,040.84 = 20,948,683.96/x
  3. Step 3: Cross multiply
    37,130,078.28x = 55,695,040.84 × 20,948,683.96
  4. Step 4: Simplify right side
    37,130,078.28x = 1,166,737,808,696,453
  5. Step 5: Solve for x
    x = 1,166,737,808,696,453/37,130,078.28
  6. Step 6: Final answer
    x = 31,422,982.73

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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.