Home / 20,725,658.40-31,032,500.40-16,246,682.40

Finding the Fourth Proportional to 20,725,658.40, 31,032,500.40 and 16,246,682.40

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Solution

The fourth proportional to 20,725,658.40, 31,032,500.40 and 16,246,682.40 is: 24,326,135.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,725,658.40 : 31,032,500.40 = 16,246,682.40 : x
  2. Step 2: Convert to fraction form
    20,725,658.40/31,032,500.40 = 16,246,682.40/x
  3. Step 3: Cross multiply
    20,725,658.40x = 31,032,500.40 × 16,246,682.40
  4. Step 4: Simplify right side
    20,725,658.40x = 504,175,178,076,672.94
  5. Step 5: Solve for x
    x = 504,175,178,076,672.94/20,725,658.40
  6. Step 6: Final answer
    x = 24,326,135.67

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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.