Home / 18,668,852.20-27,970,100.70-16,014,644.20

Finding the Fourth Proportional to 18,668,852.20, 27,970,100.70 and 16,014,644.20

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Solution

The fourth proportional to 18,668,852.20, 27,970,100.70 and 16,014,644.20 is: 23,993,505.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,668,852.20 : 27,970,100.70 = 16,014,644.20 : x
  2. Step 2: Convert to fraction form
    18,668,852.20/27,970,100.70 = 16,014,644.20/x
  3. Step 3: Cross multiply
    18,668,852.20x = 27,970,100.70 × 16,014,644.20
  4. Step 4: Simplify right side
    18,668,852.20x = 447,931,210,948,670.94
  5. Step 5: Solve for x
    x = 447,931,210,948,670.94/18,668,852.20
  6. Step 6: Final answer
    x = 23,993,505.66

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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.