Home / 12,029,036.04-18,043,253.82-3,509,447.40

Finding the Fourth Proportional to 12,029,036.04, 18,043,253.82 and 3,509,447.40

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Solution

The fourth proportional to 12,029,036.04, 18,043,253.82 and 3,509,447.40 is: 5,264,083.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029,036.04 : 18,043,253.82 = 3,509,447.40 : x
  2. Step 2: Convert to fraction form
    12,029,036.04/18,043,253.82 = 3,509,447.40/x
  3. Step 3: Cross multiply
    12,029,036.04x = 18,043,253.82 × 3,509,447.40
  4. Step 4: Simplify right side
    12,029,036.04x = 63,321,850,206,139.07
  5. Step 5: Solve for x
    x = 63,321,850,206,139.07/12,029,036.04
  6. Step 6: Final answer
    x = 5,264,083.51

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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.