Home / 20,914,823.48-28,865,880.50-17,424,627.44

Finding the Fourth Proportional to 20,914,823.48, 28,865,880.50 and 17,424,627.44

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Solution

The fourth proportional to 20,914,823.48, 28,865,880.50 and 17,424,627.44 is: 24,048,838.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,914,823.48 : 28,865,880.50 = 17,424,627.44 : x
  2. Step 2: Convert to fraction form
    20,914,823.48/28,865,880.50 = 17,424,627.44/x
  3. Step 3: Cross multiply
    20,914,823.48x = 28,865,880.50 × 17,424,627.44
  4. Step 4: Simplify right side
    20,914,823.48x = 502,977,213,440,060.94
  5. Step 5: Solve for x
    x = 502,977,213,440,060.94/20,914,823.48
  6. Step 6: Final answer
    x = 24,048,838.56

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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.