Home / 19,030,263.67-28,557,403.86-8,100,436.39

Finding the Fourth Proportional to 19,030,263.67, 28,557,403.86 and 8,100,436.39

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Solution

The fourth proportional to 19,030,263.67, 28,557,403.86 and 8,100,436.39 is: 12,155,766.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030,263.67 : 28,557,403.86 = 8,100,436.39 : x
  2. Step 2: Convert to fraction form
    19,030,263.67/28,557,403.86 = 8,100,436.39/x
  3. Step 3: Cross multiply
    19,030,263.67x = 28,557,403.86 × 8,100,436.39
  4. Step 4: Simplify right side
    19,030,263.67x = 231,327,433,439,536.03
  5. Step 5: Solve for x
    x = 231,327,433,439,536.03/19,030,263.67
  6. Step 6: Final answer
    x = 12,155,766.07

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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.