Home / 12,028,759.02-18,042,231.87-3,831,070.59

Finding the Fourth Proportional to 12,028,759.02, 18,042,231.87 and 3,831,070.59

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Solution

The fourth proportional to 12,028,759.02, 18,042,231.87 and 3,831,070.59 is: 5,746,317.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028,759.02 : 18,042,231.87 = 3,831,070.59 : x
  2. Step 2: Convert to fraction form
    12,028,759.02/18,042,231.87 = 3,831,070.59/x
  3. Step 3: Cross multiply
    12,028,759.02x = 18,042,231.87 × 3,831,070.59
  4. Step 4: Simplify right side
    12,028,759.02x = 69,121,063,895,117.70
  5. Step 5: Solve for x
    x = 69,121,063,895,117.70/12,028,759.02
  6. Step 6: Final answer
    x = 5,746,317.12

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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.