Home / 19,164,906.40-28,747,359.60-5,701,734.40

Finding the Fourth Proportional to 19,164,906.40, 28,747,359.60 and 5,701,734.40

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Solution

The fourth proportional to 19,164,906.40, 28,747,359.60 and 5,701,734.40 is: 8,552,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,164,906.40 : 28,747,359.60 = 5,701,734.40 : x
  2. Step 2: Convert to fraction form
    19,164,906.40/28,747,359.60 = 5,701,734.40/x
  3. Step 3: Cross multiply
    19,164,906.40x = 28,747,359.60 × 5,701,734.40
  4. Step 4: Simplify right side
    19,164,906.40x = 163,909,809,140,490.25
  5. Step 5: Solve for x
    x = 163,909,809,140,490.25/19,164,906.40
  6. Step 6: Final answer
    x = 8,552,601.60

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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.