Home / 27,128,862.55-37,438,255.31-14,739,201.37

Finding the Fourth Proportional to 27,128,862.55, 37,438,255.31 and 14,739,201.37

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Solution

The fourth proportional to 27,128,862.55, 37,438,255.31 and 14,739,201.37 is: 20,340,328.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,128,862.55 : 37,438,255.31 = 14,739,201.37 : x
  2. Step 2: Convert to fraction form
    27,128,862.55/37,438,255.31 = 14,739,201.37/x
  3. Step 3: Cross multiply
    27,128,862.55x = 37,438,255.31 × 14,739,201.37
  4. Step 4: Simplify right side
    27,128,862.55x = 551,809,983,955,561.75
  5. Step 5: Solve for x
    x = 551,809,983,955,561.75/27,128,862.55
  6. Step 6: Final answer
    x = 20,340,328.79

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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.