Home / 20,683,102.93-30,984,293.41-16,112,751.87

Finding the Fourth Proportional to 20,683,102.93, 30,984,293.41 and 16,112,751.87

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Solution

The fourth proportional to 20,683,102.93, 30,984,293.41 and 16,112,751.87 is: 24,137,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,683,102.93 : 30,984,293.41 = 16,112,751.87 : x
  2. Step 2: Convert to fraction form
    20,683,102.93/30,984,293.41 = 16,112,751.87/x
  3. Step 3: Cross multiply
    20,683,102.93x = 30,984,293.41 × 16,112,751.87
  4. Step 4: Simplify right side
    20,683,102.93x = 499,242,231,582,606.12
  5. Step 5: Solve for x
    x = 499,242,231,582,606.12/20,683,102.93
  6. Step 6: Final answer
    x = 24,137,685.40

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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.