Home / 19,030,323.29-28,557,493.02-8,100,495.54

Finding the Fourth Proportional to 19,030,323.29, 28,557,493.02 and 8,100,495.54

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Solution

The fourth proportional to 19,030,323.29, 28,557,493.02 and 8,100,495.54 is: 12,155,854.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030,323.29 : 28,557,493.02 = 8,100,495.54 : x
  2. Step 2: Convert to fraction form
    19,030,323.29/28,557,493.02 = 8,100,495.54/x
  3. Step 3: Cross multiply
    19,030,323.29x = 28,557,493.02 × 8,100,495.54
  4. Step 4: Simplify right side
    19,030,323.29x = 231,329,844,872,982.41
  5. Step 5: Solve for x
    x = 231,329,844,872,982.41/19,030,323.29
  6. Step 6: Final answer
    x = 12,155,854.71

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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.