Home / 19,145,323-28,718,234.52-6,365,827.45

Finding the Fourth Proportional to 19,145,323, 28,718,234.52 and 6,365,827.45

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Solution

The fourth proportional to 19,145,323, 28,718,234.52 and 6,365,827.45 is: 9,548,824.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145,323 : 28,718,234.52 = 6,365,827.45 : x
  2. Step 2: Convert to fraction form
    19,145,323/28,718,234.52 = 6,365,827.45/x
  3. Step 3: Cross multiply
    19,145,323x = 28,718,234.52 × 6,365,827.45
  4. Step 4: Simplify right side
    19,145,323x = 182,815,325,622,953.56
  5. Step 5: Solve for x
    x = 182,815,325,622,953.56/19,145,323
  6. Step 6: Final answer
    x = 9,548,824.31

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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.