Home / 11,921,431.88-17,884,814.08-4,348,397.60

Finding the Fourth Proportional to 11,921,431.88, 17,884,814.08 and 4,348,397.60

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Solution

The fourth proportional to 11,921,431.88, 17,884,814.08 and 4,348,397.60 is: 6,523,568.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,921,431.88 : 17,884,814.08 = 4,348,397.60 : x
  2. Step 2: Convert to fraction form
    11,921,431.88/17,884,814.08 = 4,348,397.60/x
  3. Step 3: Cross multiply
    11,921,431.88x = 17,884,814.08 × 4,348,397.60
  4. Step 4: Simplify right side
    11,921,431.88x = 77,770,282,621,918.19
  5. Step 5: Solve for x
    x = 77,770,282,621,918.19/11,921,431.88
  6. Step 6: Final answer
    x = 6,523,568.93

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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.