Home / 12,460,109.80-18,670,044.30-7,052,679.40

Finding the Fourth Proportional to 12,460,109.80, 18,670,044.30 and 7,052,679.40

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Solution

The fourth proportional to 12,460,109.80, 18,670,044.30 and 7,052,679.40 is: 10,567,630.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,460,109.80 : 18,670,044.30 = 7,052,679.40 : x
  2. Step 2: Convert to fraction form
    12,460,109.80/18,670,044.30 = 7,052,679.40/x
  3. Step 3: Cross multiply
    12,460,109.80x = 18,670,044.30 × 7,052,679.40
  4. Step 4: Simplify right side
    12,460,109.80x = 131,673,836,831,697.44
  5. Step 5: Solve for x
    x = 131,673,836,831,697.44/12,460,109.80
  6. Step 6: Final answer
    x = 10,567,630.54

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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.