Home / 13,041,039.38-19,536,112.11-8,539,668.50

Finding the Fourth Proportional to 13,041,039.38, 19,536,112.11 and 8,539,668.50

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Solution

The fourth proportional to 13,041,039.38, 19,536,112.11 and 8,539,668.50 is: 12,792,839.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041,039.38 : 19,536,112.11 = 8,539,668.50 : x
  2. Step 2: Convert to fraction form
    13,041,039.38/19,536,112.11 = 8,539,668.50/x
  3. Step 3: Cross multiply
    13,041,039.38x = 19,536,112.11 × 8,539,668.50
  4. Step 4: Simplify right side
    13,041,039.38x = 166,831,921,198,235.53
  5. Step 5: Solve for x
    x = 166,831,921,198,235.53/13,041,039.38
  6. Step 6: Final answer
    x = 12,792,839.31

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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.