Home / 18,953,572.56-28,433,902.52-7,594,906.80

Finding the Fourth Proportional to 18,953,572.56, 28,433,902.52 and 7,594,906.80

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Solution

The fourth proportional to 18,953,572.56, 28,433,902.52 and 7,594,906.80 is: 11,393,780.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,953,572.56 : 28,433,902.52 = 7,594,906.80 : x
  2. Step 2: Convert to fraction form
    18,953,572.56/28,433,902.52 = 7,594,906.80/x
  3. Step 3: Cross multiply
    18,953,572.56x = 28,433,902.52 × 7,594,906.80
  4. Step 4: Simplify right side
    18,953,572.56x = 215,952,839,599,685.12
  5. Step 5: Solve for x
    x = 215,952,839,599,685.12/18,953,572.56
  6. Step 6: Final answer
    x = 11,393,780.19

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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.