Home / 20,552,015.85-30,875,282.42-14,500,693.77

Finding the Fourth Proportional to 20,552,015.85, 30,875,282.42 and 14,500,693.77

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Solution

The fourth proportional to 20,552,015.85, 30,875,282.42 and 14,500,693.77 is: 21,784,384.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,552,015.85 : 30,875,282.42 = 14,500,693.77 : x
  2. Step 2: Convert to fraction form
    20,552,015.85/30,875,282.42 = 14,500,693.77/x
  3. Step 3: Cross multiply
    20,552,015.85x = 30,875,282.42 × 14,500,693.77
  4. Step 4: Simplify right side
    20,552,015.85x = 447,713,015,362,181
  5. Step 5: Solve for x
    x = 447,713,015,362,181/20,552,015.85
  6. Step 6: Final answer
    x = 21,784,384.49

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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.