Home / 6,389,443.06-8,817,396.31-3,488,813.33

Finding the Fourth Proportional to 6,389,443.06, 8,817,396.31 and 3,488,813.33

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Solution

The fourth proportional to 6,389,443.06, 8,817,396.31 and 3,488,813.33 is: 4,814,543.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389,443.06 : 8,817,396.31 = 3,488,813.33 : x
  2. Step 2: Convert to fraction form
    6,389,443.06/8,817,396.31 = 3,488,813.33/x
  3. Step 3: Cross multiply
    6,389,443.06x = 8,817,396.31 × 3,488,813.33
  4. Step 4: Simplify right side
    6,389,443.06x = 30,762,249,782,220.82
  5. Step 5: Solve for x
    x = 30,762,249,782,220.82/6,389,443.06
  6. Step 6: Final answer
    x = 4,814,543.22

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