Home / 61,009,823.30-84,219,321.87-41,190,438.20

Finding the Fourth Proportional to 61,009,823.30, 84,219,321.87 and 41,190,438.20

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Solution

The fourth proportional to 61,009,823.30, 84,219,321.87 and 41,190,438.20 is: 56,860,200.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,009,823.30 : 84,219,321.87 = 41,190,438.20 : x
  2. Step 2: Convert to fraction form
    61,009,823.30/84,219,321.87 = 41,190,438.20/x
  3. Step 3: Cross multiply
    61,009,823.30x = 84,219,321.87 × 41,190,438.20
  4. Step 4: Simplify right side
    61,009,823.30x = 3,469,030,772,311,047
  5. Step 5: Solve for x
    x = 3,469,030,772,311,047/61,009,823.30
  6. Step 6: Final answer
    x = 56,860,200.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.