Home / 47,954,632.20-71,931,948.30-17,658,558.60

Finding the Fourth Proportional to 47,954,632.20, 71,931,948.30 and 17,658,558.60

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Solution

The fourth proportional to 47,954,632.20, 71,931,948.30 and 17,658,558.60 is: 26,487,837.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,954,632.20 : 71,931,948.30 = 17,658,558.60 : x
  2. Step 2: Convert to fraction form
    47,954,632.20/71,931,948.30 = 17,658,558.60/x
  3. Step 3: Cross multiply
    47,954,632.20x = 71,931,948.30 × 17,658,558.60
  4. Step 4: Simplify right side
    47,954,632.20x = 1,270,214,524,267,720.50
  5. Step 5: Solve for x
    x = 1,270,214,524,267,720.50/47,954,632.20
  6. Step 6: Final answer
    x = 26,487,837.90

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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.