Home / 45,809,209.36-68,712,020.70-15,517,072.36

Finding the Fourth Proportional to 45,809,209.36, 68,712,020.70 and 15,517,072.36

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Solution

The fourth proportional to 45,809,209.36, 68,712,020.70 and 15,517,072.36 is: 23,275,001.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,809,209.36 : 68,712,020.70 = 15,517,072.36 : x
  2. Step 2: Convert to fraction form
    45,809,209.36/68,712,020.70 = 15,517,072.36/x
  3. Step 3: Cross multiply
    45,809,209.36x = 68,712,020.70 × 15,517,072.36
  4. Step 4: Simplify right side
    45,809,209.36x = 1,066,209,397,203,717.88
  5. Step 5: Solve for x
    x = 1,066,209,397,203,717.88/45,809,209.36
  6. Step 6: Final answer
    x = 23,275,001.08

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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.