Home / 29,502,104.56-40,685,847.96-20,223,159.28

Finding the Fourth Proportional to 29,502,104.56, 40,685,847.96 and 20,223,159.28

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Solution

The fourth proportional to 29,502,104.56, 40,685,847.96 and 20,223,159.28 is: 27,889,413.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,502,104.56 : 40,685,847.96 = 20,223,159.28 : x
  2. Step 2: Convert to fraction form
    29,502,104.56/40,685,847.96 = 20,223,159.28/x
  3. Step 3: Cross multiply
    29,502,104.56x = 40,685,847.96 × 20,223,159.28
  4. Step 4: Simplify right side
    29,502,104.56x = 822,796,383,736,943.12
  5. Step 5: Solve for x
    x = 822,796,383,736,943.12/29,502,104.56
  6. Step 6: Final answer
    x = 27,889,413.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.