Home / 13,240,308.36-18,279,777.24-10,498,072.80

Finding the Fourth Proportional to 13,240,308.36, 18,279,777.24 and 10,498,072.80

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Solution

The fourth proportional to 13,240,308.36, 18,279,777.24 and 10,498,072.80 is: 14,493,803.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,240,308.36 : 18,279,777.24 = 10,498,072.80 : x
  2. Step 2: Convert to fraction form
    13,240,308.36/18,279,777.24 = 10,498,072.80/x
  3. Step 3: Cross multiply
    13,240,308.36x = 18,279,777.24 × 10,498,072.80
  4. Step 4: Simplify right side
    13,240,308.36x = 191,902,432,233,303.06
  5. Step 5: Solve for x
    x = 191,902,432,233,303.06/13,240,308.36
  6. Step 6: Final answer
    x = 14,493,803.85

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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.