Home / 20,529,180.84-30,759,767.67-14,434,133.76

Finding the Fourth Proportional to 20,529,180.84, 30,759,767.67 and 14,434,133.76

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Solution

The fourth proportional to 20,529,180.84, 30,759,767.67 and 14,434,133.76 is: 21,627,292.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,529,180.84 : 30,759,767.67 = 14,434,133.76 : x
  2. Step 2: Convert to fraction form
    20,529,180.84/30,759,767.67 = 14,434,133.76/x
  3. Step 3: Cross multiply
    20,529,180.84x = 30,759,767.67 × 14,434,133.76
  4. Step 4: Simplify right side
    20,529,180.84x = 443,990,600,975,303.56
  5. Step 5: Solve for x
    x = 443,990,600,975,303.56/20,529,180.84
  6. Step 6: Final answer
    x = 21,627,292.61

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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.