Home / 15,560,006.80-23,361,005.40-12,368,736.40

Finding the Fourth Proportional to 15,560,006.80, 23,361,005.40 and 12,368,736.40

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Solution

The fourth proportional to 15,560,006.80, 23,361,005.40 and 12,368,736.40 is: 18,569,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,560,006.80 : 23,361,005.40 = 12,368,736.40 : x
  2. Step 2: Convert to fraction form
    15,560,006.80/23,361,005.40 = 12,368,736.40/x
  3. Step 3: Cross multiply
    15,560,006.80x = 23,361,005.40 × 12,368,736.40
  4. Step 4: Simplify right side
    15,560,006.80x = 288,946,117,831,576.56
  5. Step 5: Solve for x
    x = 288,946,117,831,576.56/15,560,006.80
  6. Step 6: Final answer
    x = 18,569,793.80

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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.