Home / 13,046,721.20-19,563,083.40-5,465,121.20

Finding the Fourth Proportional to 13,046,721.20, 19,563,083.40 and 5,465,121.20

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Solution

The fourth proportional to 13,046,721.20, 19,563,083.40 and 5,465,121.20 is: 8,194,750.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,046,721.20 : 19,563,083.40 = 5,465,121.20 : x
  2. Step 2: Convert to fraction form
    13,046,721.20/19,563,083.40 = 5,465,121.20/x
  3. Step 3: Cross multiply
    13,046,721.20x = 19,563,083.40 × 5,465,121.20
  4. Step 4: Simplify right side
    13,046,721.20x = 106,914,621,826,708.08
  5. Step 5: Solve for x
    x = 106,914,621,826,708.08/13,046,721.20
  6. Step 6: Final answer
    x = 8,194,750.25

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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.