Home / 13,102,564.80-19,653,847.20-6,725,272.80

Finding the Fourth Proportional to 13,102,564.80, 19,653,847.20 and 6,725,272.80

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Solution

The fourth proportional to 13,102,564.80, 19,653,847.20 and 6,725,272.80 is: 10,087,909.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102,564.80 : 19,653,847.20 = 6,725,272.80 : x
  2. Step 2: Convert to fraction form
    13,102,564.80/19,653,847.20 = 6,725,272.80/x
  3. Step 3: Cross multiply
    13,102,564.80x = 19,653,847.20 × 6,725,272.80
  4. Step 4: Simplify right side
    13,102,564.80x = 132,177,483,989,516.16
  5. Step 5: Solve for x
    x = 132,177,483,989,516.16/13,102,564.80
  6. Step 6: Final answer
    x = 10,087,909.20

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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.