Home / 20,907,506.10-31,361,259.15-16,372,542.90

Finding the Fourth Proportional to 20,907,506.10, 31,361,259.15 and 16,372,542.90

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Solution

The fourth proportional to 20,907,506.10, 31,361,259.15 and 16,372,542.90 is: 24,558,814.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,907,506.10 : 31,361,259.15 = 16,372,542.90 : x
  2. Step 2: Convert to fraction form
    20,907,506.10/31,361,259.15 = 16,372,542.90/x
  3. Step 3: Cross multiply
    20,907,506.10x = 31,361,259.15 × 16,372,542.90
  4. Step 4: Simplify right side
    20,907,506.10x = 513,463,560,831,392.50
  5. Step 5: Solve for x
    x = 513,463,560,831,392.50/20,907,506.10
  6. Step 6: Final answer
    x = 24,558,814.35

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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.