Home / 8,539,779.56-11,783,731.92-5,101,290.68

Finding the Fourth Proportional to 8,539,779.56, 11,783,731.92 and 5,101,290.68

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Solution

The fourth proportional to 8,539,779.56, 11,783,731.92 and 5,101,290.68 is: 7,039,085.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,539,779.56 : 11,783,731.92 = 5,101,290.68 : x
  2. Step 2: Convert to fraction form
    8,539,779.56/11,783,731.92 = 5,101,290.68/x
  3. Step 3: Cross multiply
    8,539,779.56x = 11,783,731.92 × 5,101,290.68
  4. Step 4: Simplify right side
    8,539,779.56x = 60,112,241,819,114.50
  5. Step 5: Solve for x
    x = 60,112,241,819,114.50/8,539,779.56
  6. Step 6: Final answer
    x = 7,039,085.89

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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.