Home / 8,542,810.80-12,810,477.24-2,557,779.12

Finding the Fourth Proportional to 8,542,810.80, 12,810,477.24 and 2,557,779.12

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Solution

The fourth proportional to 8,542,810.80, 12,810,477.24 and 2,557,779.12 is: 3,835,549.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,542,810.80 : 12,810,477.24 = 2,557,779.12 : x
  2. Step 2: Convert to fraction form
    8,542,810.80/12,810,477.24 = 2,557,779.12/x
  3. Step 3: Cross multiply
    8,542,810.80x = 12,810,477.24 × 2,557,779.12
  4. Step 4: Simplify right side
    8,542,810.80x = 32,766,371,201,707.23
  5. Step 5: Solve for x
    x = 32,766,371,201,707.23/8,542,810.80
  6. Step 6: Final answer
    x = 3,835,549.21

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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.