Home / 13,102,480.80-19,653,721.20-6,725,188.80

Finding the Fourth Proportional to 13,102,480.80, 19,653,721.20 and 6,725,188.80

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Solution

The fourth proportional to 13,102,480.80, 19,653,721.20 and 6,725,188.80 is: 10,087,783.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102,480.80 : 19,653,721.20 = 6,725,188.80 : x
  2. Step 2: Convert to fraction form
    13,102,480.80/19,653,721.20 = 6,725,188.80/x
  3. Step 3: Cross multiply
    13,102,480.80x = 19,653,721.20 × 6,725,188.80
  4. Step 4: Simplify right side
    13,102,480.80x = 132,174,985,692,562.55
  5. Step 5: Solve for x
    x = 132,174,985,692,562.55/13,102,480.80
  6. Step 6: Final answer
    x = 10,087,783.20

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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.