Home / 11,407,953.80-17,100,416.15-7,151,111.39

Finding the Fourth Proportional to 11,407,953.80, 17,100,416.15 and 7,151,111.39

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Solution

The fourth proportional to 11,407,953.80, 17,100,416.15 and 7,151,111.39 is: 10,719,449.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,407,953.80 : 17,100,416.15 = 7,151,111.39 : x
  2. Step 2: Convert to fraction form
    11,407,953.80/17,100,416.15 = 7,151,111.39/x
  3. Step 3: Cross multiply
    11,407,953.80x = 17,100,416.15 × 7,151,111.39
  4. Step 4: Simplify right side
    11,407,953.80x = 122,286,980,737,817.09
  5. Step 5: Solve for x
    x = 122,286,980,737,817.09/11,407,953.80
  6. Step 6: Final answer
    x = 10,719,449.15

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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.