Home / 18,598,772.55-27,848,392.43-11,830,542.15

Finding the Fourth Proportional to 18,598,772.55, 27,848,392.43 and 11,830,542.15

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Solution

The fourth proportional to 18,598,772.55, 27,848,392.43 and 11,830,542.15 is: 17,714,157.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,598,772.55 : 27,848,392.43 = 11,830,542.15 : x
  2. Step 2: Convert to fraction form
    18,598,772.55/27,848,392.43 = 11,830,542.15/x
  3. Step 3: Cross multiply
    18,598,772.55x = 27,848,392.43 × 11,830,542.15
  4. Step 4: Simplify right side
    18,598,772.55x = 329,461,580,393,703.25
  5. Step 5: Solve for x
    x = 329,461,580,393,703.25/18,598,772.55
  6. Step 6: Final answer
    x = 17,714,157.18

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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.