Home / 12,029,231.04-18,043,546.32-3,509,642.40

Finding the Fourth Proportional to 12,029,231.04, 18,043,546.32 and 3,509,642.40

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Solution

The fourth proportional to 12,029,231.04, 18,043,546.32 and 3,509,642.40 is: 5,264,376.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029,231.04 : 18,043,546.32 = 3,509,642.40 : x
  2. Step 2: Convert to fraction form
    12,029,231.04/18,043,546.32 = 3,509,642.40/x
  3. Step 3: Cross multiply
    12,029,231.04x = 18,043,546.32 × 3,509,642.40
  4. Step 4: Simplify right side
    12,029,231.04x = 63,326,395,211,035.97
  5. Step 5: Solve for x
    x = 63,326,395,211,035.97/12,029,231.04
  6. Step 6: Final answer
    x = 5,264,376.00

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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.