Home / 8,071,656.48-11,132,583.84-5,171,316.48

Finding the Fourth Proportional to 8,071,656.48, 11,132,583.84 and 5,171,316.48

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Solution

The fourth proportional to 8,071,656.48, 11,132,583.84 and 5,171,316.48 is: 7,132,379.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071,656.48 : 11,132,583.84 = 5,171,316.48 : x
  2. Step 2: Convert to fraction form
    8,071,656.48/11,132,583.84 = 5,171,316.48/x
  3. Step 3: Cross multiply
    8,071,656.48x = 11,132,583.84 × 5,171,316.48
  4. Step 4: Simplify right side
    8,071,656.48x = 57,570,114,276,773.69
  5. Step 5: Solve for x
    x = 57,570,114,276,773.69/8,071,656.48
  6. Step 6: Final answer
    x = 7,132,379.14

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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.