Home / 28,404,779.40-42,582,285.90-17,049,745.80

Finding the Fourth Proportional to 28,404,779.40, 42,582,285.90 and 17,049,745.80

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Solution

The fourth proportional to 28,404,779.40, 42,582,285.90 and 17,049,745.80 is: 25,559,682.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,404,779.40 : 42,582,285.90 = 17,049,745.80 : x
  2. Step 2: Convert to fraction form
    28,404,779.40/42,582,285.90 = 17,049,745.80/x
  3. Step 3: Cross multiply
    28,404,779.40x = 42,582,285.90 × 17,049,745.80
  4. Step 4: Simplify right side
    28,404,779.40x = 726,017,150,177,924.25
  5. Step 5: Solve for x
    x = 726,017,150,177,924.25/28,404,779.40
  6. Step 6: Final answer
    x = 25,559,682.75

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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.