Home / 14,469,150.74-19,966,911.36-8,189,543.30

Finding the Fourth Proportional to 14,469,150.74, 19,966,911.36 and 8,189,543.30

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Solution

The fourth proportional to 14,469,150.74, 19,966,911.36 and 8,189,543.30 is: 11,301,277.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,469,150.74 : 19,966,911.36 = 8,189,543.30 : x
  2. Step 2: Convert to fraction form
    14,469,150.74/19,966,911.36 = 8,189,543.30/x
  3. Step 3: Cross multiply
    14,469,150.74x = 19,966,911.36 × 8,189,543.30
  4. Step 4: Simplify right side
    14,469,150.74x = 163,519,885,177,816.62
  5. Step 5: Solve for x
    x = 163,519,885,177,816.62/14,469,150.74
  6. Step 6: Final answer
    x = 11,301,277.32

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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.