Home / 13,558,593.42-18,712,012.89-7,679,273.49

Finding the Fourth Proportional to 13,558,593.42, 18,712,012.89 and 7,679,273.49

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Solution

The fourth proportional to 13,558,593.42, 18,712,012.89 and 7,679,273.49 is: 10,598,051.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,558,593.42 : 18,712,012.89 = 7,679,273.49 : x
  2. Step 2: Convert to fraction form
    13,558,593.42/18,712,012.89 = 7,679,273.49/x
  3. Step 3: Cross multiply
    13,558,593.42x = 18,712,012.89 × 7,679,273.49
  4. Step 4: Simplify right side
    13,558,593.42x = 143,694,664,559,512.56
  5. Step 5: Solve for x
    x = 143,694,664,559,512.56/13,558,593.42
  6. Step 6: Final answer
    x = 10,598,051.00

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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.