Home / 19,541,928.58-29,312,893.80-13,387,841.80

Finding the Fourth Proportional to 19,541,928.58, 29,312,893.80 and 13,387,841.80

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Solution

The fourth proportional to 19,541,928.58, 29,312,893.80 and 13,387,841.80 is: 20,081,763.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541,928.58 : 29,312,893.80 = 13,387,841.80 : x
  2. Step 2: Convert to fraction form
    19,541,928.58/29,312,893.80 = 13,387,841.80/x
  3. Step 3: Cross multiply
    19,541,928.58x = 29,312,893.80 × 13,387,841.80
  4. Step 4: Simplify right side
    19,541,928.58x = 392,436,384,894,600.88
  5. Step 5: Solve for x
    x = 392,436,384,894,600.88/19,541,928.58
  6. Step 6: Final answer
    x = 20,081,763.34

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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.