Home / 13,636,849.06-18,822,786.96-8,060,261.50

Finding the Fourth Proportional to 13,636,849.06, 18,822,786.96 and 8,060,261.50

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Solution

The fourth proportional to 13,636,849.06, 18,822,786.96 and 8,060,261.50 is: 11,125,486.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,636,849.06 : 18,822,786.96 = 8,060,261.50 : x
  2. Step 2: Convert to fraction form
    13,636,849.06/18,822,786.96 = 8,060,261.50/x
  3. Step 3: Cross multiply
    13,636,849.06x = 18,822,786.96 × 8,060,261.50
  4. Step 4: Simplify right side
    13,636,849.06x = 151,716,585,056,390.06
  5. Step 5: Solve for x
    x = 151,716,585,056,390.06/13,636,849.06
  6. Step 6: Final answer
    x = 11,125,486.86

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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.