Home / 6,757,436.90-10,136,070.77-1,639,909.18

Finding the Fourth Proportional to 6,757,436.90, 10,136,070.77 and 1,639,909.18

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Solution

The fourth proportional to 6,757,436.90, 10,136,070.77 and 1,639,909.18 is: 2,459,843.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,757,436.90 : 10,136,070.77 = 1,639,909.18 : x
  2. Step 2: Convert to fraction form
    6,757,436.90/10,136,070.77 = 1,639,909.18/x
  3. Step 3: Cross multiply
    6,757,436.90x = 10,136,070.77 × 1,639,909.18
  4. Step 4: Simplify right side
    6,757,436.90x = 16,622,235,504,852.67
  5. Step 5: Solve for x
    x = 16,622,235,504,852.67/6,757,436.90
  6. Step 6: Final answer
    x = 2,459,843.24

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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.