Home / 18,810,021.49-25,958,098.65-14,092,057.42

Finding the Fourth Proportional to 18,810,021.49, 25,958,098.65 and 14,092,057.42

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Solution

The fourth proportional to 18,810,021.49, 25,958,098.65 and 14,092,057.42 is: 19,447,240.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,810,021.49 : 25,958,098.65 = 14,092,057.42 : x
  2. Step 2: Convert to fraction form
    18,810,021.49/25,958,098.65 = 14,092,057.42/x
  3. Step 3: Cross multiply
    18,810,021.49x = 25,958,098.65 × 14,092,057.42
  4. Step 4: Simplify right side
    18,810,021.49x = 365,803,016,677,774.44
  5. Step 5: Solve for x
    x = 365,803,016,677,774.44/18,810,021.49
  6. Step 6: Final answer
    x = 19,447,240.77

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1.5x scale

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.