Home / 19,328,506.31-28,992,934.43-5,865,334.31

Finding the Fourth Proportional to 19,328,506.31, 28,992,934.43 and 5,865,334.31

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Solution

The fourth proportional to 19,328,506.31, 28,992,934.43 and 5,865,334.31 is: 8,798,054.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,328,506.31 : 28,992,934.43 = 5,865,334.31 : x
  2. Step 2: Convert to fraction form
    19,328,506.31/28,992,934.43 = 5,865,334.31/x
  3. Step 3: Cross multiply
    19,328,506.31x = 28,992,934.43 × 5,865,334.31
  4. Step 4: Simplify right side
    19,328,506.31x = 170,053,253,125,009.97
  5. Step 5: Solve for x
    x = 170,053,253,125,009.97/19,328,506.31
  6. Step 6: Final answer
    x = 8,798,054.56

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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.