Home / 47,393,140.10-71,089,710.15-40,236,401.30

Finding the Fourth Proportional to 47,393,140.10, 71,089,710.15 and 40,236,401.30

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Solution

The fourth proportional to 47,393,140.10, 71,089,710.15 and 40,236,401.30 is: 60,354,601.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,393,140.10 : 71,089,710.15 = 40,236,401.30 : x
  2. Step 2: Convert to fraction form
    47,393,140.10/71,089,710.15 = 40,236,401.30/x
  3. Step 3: Cross multiply
    47,393,140.10x = 71,089,710.15 × 40,236,401.30
  4. Step 4: Simplify right side
    47,393,140.10x = 2,860,394,105,896,083
  5. Step 5: Solve for x
    x = 2,860,394,105,896,083/47,393,140.10
  6. Step 6: Final answer
    x = 60,354,601.95

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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.