Home / 19,127,962.10-28,747,930.35-16,664,525.30

Finding the Fourth Proportional to 19,127,962.10, 28,747,930.35 and 16,664,525.30

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Solution

The fourth proportional to 19,127,962.10, 28,747,930.35 and 16,664,525.30 is: 25,045,564.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127,962.10 : 28,747,930.35 = 16,664,525.30 : x
  2. Step 2: Convert to fraction form
    19,127,962.10/28,747,930.35 = 16,664,525.30/x
  3. Step 3: Cross multiply
    19,127,962.10x = 28,747,930.35 × 16,664,525.30
  4. Step 4: Simplify right side
    19,127,962.10x = 479,070,612,640,212.88
  5. Step 5: Solve for x
    x = 479,070,612,640,212.88/19,127,962.10
  6. Step 6: Final answer
    x = 25,045,564.71

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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.