Home / 6,893,407.88-9,513,213.30-3,837,813.64

Finding the Fourth Proportional to 6,893,407.88, 9,513,213.30 and 3,837,813.64

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Solution

The fourth proportional to 6,893,407.88, 9,513,213.30 and 3,837,813.64 is: 5,296,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,893,407.88 : 9,513,213.30 = 3,837,813.64 : x
  2. Step 2: Convert to fraction form
    6,893,407.88/9,513,213.30 = 3,837,813.64/x
  3. Step 3: Cross multiply
    6,893,407.88x = 9,513,213.30 × 3,837,813.64
  4. Step 4: Simplify right side
    6,893,407.88x = 36,509,939,762,969.41
  5. Step 5: Solve for x
    x = 36,509,939,762,969.41/6,893,407.88
  6. Step 6: Final answer
    x = 5,296,355.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.