Home / 14,028,883.54-19,354,350.91-8,147,516.54

Finding the Fourth Proportional to 14,028,883.54, 19,354,350.91 and 8,147,516.54

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Solution

The fourth proportional to 14,028,883.54, 19,354,350.91 and 8,147,516.54 is: 11,240,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028,883.54 : 19,354,350.91 = 8,147,516.54 : x
  2. Step 2: Convert to fraction form
    14,028,883.54/19,354,350.91 = 8,147,516.54/x
  3. Step 3: Cross multiply
    14,028,883.54x = 19,354,350.91 × 8,147,516.54
  4. Step 4: Simplify right side
    14,028,883.54x = 157,689,894,160,189.06
  5. Step 5: Solve for x
    x = 157,689,894,160,189.06/14,028,883.54
  6. Step 6: Final answer
    x = 11,240,373.74

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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.