Home / 13,190,171.31-19,756,024.06-10,135,048.95

Finding the Fourth Proportional to 13,190,171.31, 19,756,024.06 and 10,135,048.95

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Solution

The fourth proportional to 13,190,171.31, 19,756,024.06 and 10,135,048.95 is: 15,180,111.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,190,171.31 : 19,756,024.06 = 10,135,048.95 : x
  2. Step 2: Convert to fraction form
    13,190,171.31/19,756,024.06 = 10,135,048.95/x
  3. Step 3: Cross multiply
    13,190,171.31x = 19,756,024.06 × 10,135,048.95
  4. Step 4: Simplify right side
    13,190,171.31x = 200,228,270,905,477.72
  5. Step 5: Solve for x
    x = 200,228,270,905,477.72/13,190,171.31
  6. Step 6: Final answer
    x = 15,180,111.48

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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.