Home / 7,740,379.60-11,599,543.14-5,702,597.80

Finding the Fourth Proportional to 7,740,379.60, 11,599,543.14 and 5,702,597.80

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Solution

The fourth proportional to 7,740,379.60, 11,599,543.14 and 5,702,597.80 is: 8,545,773.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740,379.60 : 11,599,543.14 = 5,702,597.80 : x
  2. Step 2: Convert to fraction form
    7,740,379.60/11,599,543.14 = 5,702,597.80/x
  3. Step 3: Cross multiply
    7,740,379.60x = 11,599,543.14 × 5,702,597.80
  4. Step 4: Simplify right side
    7,740,379.60x = 66,147,529,191,169.09
  5. Step 5: Solve for x
    x = 66,147,529,191,169.09/7,740,379.60
  6. Step 6: Final answer
    x = 8,545,773.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.