Home / 19,945,256.47-29,918,780.43-6,111,201.40

Finding the Fourth Proportional to 19,945,256.47, 29,918,780.43 and 6,111,201.40

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Solution

The fourth proportional to 19,945,256.47, 29,918,780.43 and 6,111,201.40 is: 9,167,076.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,945,256.47 : 29,918,780.43 = 6,111,201.40 : x
  2. Step 2: Convert to fraction form
    19,945,256.47/29,918,780.43 = 6,111,201.40/x
  3. Step 3: Cross multiply
    19,945,256.47x = 29,918,780.43 × 6,111,201.40
  4. Step 4: Simplify right side
    19,945,256.47x = 182,839,692,850,108.62
  5. Step 5: Solve for x
    x = 182,839,692,850,108.62/19,945,256.47
  6. Step 6: Final answer
    x = 9,167,076.55

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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.