Home / 13,188,237.37-19,748,287.15-9,102,170.50

Finding the Fourth Proportional to 13,188,237.37, 19,748,287.15 and 9,102,170.50

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Solution

The fourth proportional to 13,188,237.37, 19,748,287.15 and 9,102,170.50 is: 13,629,742.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,188,237.37 : 19,748,287.15 = 9,102,170.50 : x
  2. Step 2: Convert to fraction form
    13,188,237.37/19,748,287.15 = 9,102,170.50/x
  3. Step 3: Cross multiply
    13,188,237.37x = 19,748,287.15 × 9,102,170.50
  4. Step 4: Simplify right side
    13,188,237.37x = 179,752,276,650,132.94
  5. Step 5: Solve for x
    x = 179,752,276,650,132.94/13,188,237.37
  6. Step 6: Final answer
    x = 13,629,742.30

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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.