Home / 7,609,779.76-10,501,217.40-4,171,945.36

Finding the Fourth Proportional to 7,609,779.76, 10,501,217.40 and 4,171,945.36

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Solution

The fourth proportional to 7,609,779.76, 10,501,217.40 and 4,171,945.36 is: 5,757,131.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,609,779.76 : 10,501,217.40 = 4,171,945.36 : x
  2. Step 2: Convert to fraction form
    7,609,779.76/10,501,217.40 = 4,171,945.36/x
  3. Step 3: Cross multiply
    7,609,779.76x = 10,501,217.40 × 4,171,945.36
  4. Step 4: Simplify right side
    7,609,779.76x = 43,810,505,206,281.27
  5. Step 5: Solve for x
    x = 43,810,505,206,281.27/7,609,779.76
  6. Step 6: Final answer
    x = 5,757,131.82

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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.