Home / 13,456,801.80-18,569,733.30-7,344,865.80

Finding the Fourth Proportional to 13,456,801.80, 18,569,733.30 and 7,344,865.80

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Solution

The fourth proportional to 13,456,801.80, 18,569,733.30 and 7,344,865.80 is: 10,135,558.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,456,801.80 : 18,569,733.30 = 7,344,865.80 : x
  2. Step 2: Convert to fraction form
    13,456,801.80/18,569,733.30 = 7,344,865.80/x
  3. Step 3: Cross multiply
    13,456,801.80x = 18,569,733.30 × 7,344,865.80
  4. Step 4: Simplify right side
    13,456,801.80x = 136,392,199,030,291.14
  5. Step 5: Solve for x
    x = 136,392,199,030,291.14/13,456,801.80
  6. Step 6: Final answer
    x = 10,135,558.29

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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.