Home / 19,014,747.30-28,522,120.95-11,848,385.70

Finding the Fourth Proportional to 19,014,747.30, 28,522,120.95 and 11,848,385.70

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Solution

The fourth proportional to 19,014,747.30, 28,522,120.95 and 11,848,385.70 is: 17,772,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014,747.30 : 28,522,120.95 = 11,848,385.70 : x
  2. Step 2: Convert to fraction form
    19,014,747.30/28,522,120.95 = 11,848,385.70/x
  3. Step 3: Cross multiply
    19,014,747.30x = 28,522,120.95 × 11,848,385.70
  4. Step 4: Simplify right side
    19,014,747.30x = 337,941,089,997,650.38
  5. Step 5: Solve for x
    x = 337,941,089,997,650.38/19,014,747.30
  6. Step 6: Final answer
    x = 17,772,578.55

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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.