Home / 13,955,770.15-19,256,140.05-8,153,431.33

Finding the Fourth Proportional to 13,955,770.15, 19,256,140.05 and 8,153,431.33

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Solution

The fourth proportional to 13,955,770.15, 19,256,140.05 and 8,153,431.33 is: 11,250,086.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955,770.15 : 19,256,140.05 = 8,153,431.33 : x
  2. Step 2: Convert to fraction form
    13,955,770.15/19,256,140.05 = 8,153,431.33/x
  3. Step 3: Cross multiply
    13,955,770.15x = 19,256,140.05 × 8,153,431.33
  4. Step 4: Simplify right side
    13,955,770.15x = 157,003,615,578,537.78
  5. Step 5: Solve for x
    x = 157,003,615,578,537.78/13,955,770.15
  6. Step 6: Final answer
    x = 11,250,086.09

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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.