Home / 14,177,497.70-21,219,007.35-13,043,756.90

Finding the Fourth Proportional to 14,177,497.70, 21,219,007.35 and 13,043,756.90

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Solution

The fourth proportional to 14,177,497.70, 21,219,007.35 and 13,043,756.90 is: 19,522,173.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177,497.70 : 21,219,007.35 = 13,043,756.90 : x
  2. Step 2: Convert to fraction form
    14,177,497.70/21,219,007.35 = 13,043,756.90/x
  3. Step 3: Cross multiply
    14,177,497.70x = 21,219,007.35 × 13,043,756.90
  4. Step 4: Simplify right side
    14,177,497.70x = 276,775,573,532,713.25
  5. Step 5: Solve for x
    x = 276,775,573,532,713.25/14,177,497.70
  6. Step 6: Final answer
    x = 19,522,173.76

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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.