Home / 18,734,110.80-28,059,175.80-15,374,878.80

Finding the Fourth Proportional to 18,734,110.80, 28,059,175.80 and 15,374,878.80

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Solution

The fourth proportional to 18,734,110.80, 28,059,175.80 and 15,374,878.80 is: 23,027,857.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,734,110.80 : 28,059,175.80 = 15,374,878.80 : x
  2. Step 2: Convert to fraction form
    18,734,110.80/28,059,175.80 = 15,374,878.80/x
  3. Step 3: Cross multiply
    18,734,110.80x = 28,059,175.80 × 15,374,878.80
  4. Step 4: Simplify right side
    18,734,110.80x = 431,406,427,152,893.06
  5. Step 5: Solve for x
    x = 431,406,427,152,893.06/18,734,110.80
  6. Step 6: Final answer
    x = 23,027,857.14

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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.