Home / 19,877,336.80-29,816,005.20-17,609,855.20

Finding the Fourth Proportional to 19,877,336.80, 29,816,005.20 and 17,609,855.20

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Solution

The fourth proportional to 19,877,336.80, 29,816,005.20 and 17,609,855.20 is: 26,414,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,877,336.80 : 29,816,005.20 = 17,609,855.20 : x
  2. Step 2: Convert to fraction form
    19,877,336.80/29,816,005.20 = 17,609,855.20/x
  3. Step 3: Cross multiply
    19,877,336.80x = 29,816,005.20 × 17,609,855.20
  4. Step 4: Simplify right side
    19,877,336.80x = 525,055,534,214,447
  5. Step 5: Solve for x
    x = 525,055,534,214,447/19,877,336.80
  6. Step 6: Final answer
    x = 26,414,782.80

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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.