Home / 20,683,094.86-30,984,281.33-16,112,743.78

Finding the Fourth Proportional to 20,683,094.86, 30,984,281.33 and 16,112,743.78

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Solution

The fourth proportional to 20,683,094.86, 30,984,281.33 and 16,112,743.78 is: 24,137,673.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,683,094.86 : 30,984,281.33 = 16,112,743.78 : x
  2. Step 2: Convert to fraction form
    20,683,094.86/30,984,281.33 = 16,112,743.78/x
  3. Step 3: Cross multiply
    20,683,094.86x = 30,984,281.33 × 16,112,743.78
  4. Step 4: Simplify right side
    20,683,094.86x = 499,241,786,277,727.56
  5. Step 5: Solve for x
    x = 499,241,786,277,727.56/20,683,094.86
  6. Step 6: Final answer
    x = 24,137,673.29

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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.