Home / 19,616,584.20-29,421,377.10-12,415,230.60

Finding the Fourth Proportional to 19,616,584.20, 29,421,377.10 and 12,415,230.60

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Solution

The fourth proportional to 19,616,584.20, 29,421,377.10 and 12,415,230.60 is: 18,620,631.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616,584.20 : 29,421,377.10 = 12,415,230.60 : x
  2. Step 2: Convert to fraction form
    19,616,584.20/29,421,377.10 = 12,415,230.60/x
  3. Step 3: Cross multiply
    19,616,584.20x = 29,421,377.10 × 12,415,230.60
  4. Step 4: Simplify right side
    19,616,584.20x = 365,273,181,266,059.25
  5. Step 5: Solve for x
    x = 365,273,181,266,059.25/19,616,584.20
  6. Step 6: Final answer
    x = 18,620,631.28

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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.