Home / 13,594,832.23-18,761,363.42-7,399,579.45

Finding the Fourth Proportional to 13,594,832.23, 18,761,363.42 and 7,399,579.45

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Solution

The fourth proportional to 13,594,832.23, 18,761,363.42 and 7,399,579.45 is: 10,211,689.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594,832.23 : 18,761,363.42 = 7,399,579.45 : x
  2. Step 2: Convert to fraction form
    13,594,832.23/18,761,363.42 = 7,399,579.45/x
  3. Step 3: Cross multiply
    13,594,832.23x = 18,761,363.42 × 7,399,579.45
  4. Step 4: Simplify right side
    13,594,832.23x = 138,826,199,188,209.25
  5. Step 5: Solve for x
    x = 138,826,199,188,209.25/13,594,832.23
  6. Step 6: Final answer
    x = 10,211,689.03

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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.