Home / 8,539,790.31-11,783,746.76-5,101,301.43

Finding the Fourth Proportional to 8,539,790.31, 11,783,746.76 and 5,101,301.43

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Solution

The fourth proportional to 8,539,790.31, 11,783,746.76 and 5,101,301.43 is: 7,039,100.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,539,790.31 : 11,783,746.76 = 5,101,301.43 : x
  2. Step 2: Convert to fraction form
    8,539,790.31/11,783,746.76 = 5,101,301.43/x
  3. Step 3: Cross multiply
    8,539,790.31x = 11,783,746.76 × 5,101,301.43
  4. Step 4: Simplify right side
    8,539,790.31x = 60,112,444,172,039.36
  5. Step 5: Solve for x
    x = 60,112,444,172,039.36/8,539,790.31
  6. Step 6: Final answer
    x = 7,039,100.73

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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.