Home / 9,209,878.68-13,810,804.86-2,643,141.44

Finding the Fourth Proportional to 9,209,878.68, 13,810,804.86 and 2,643,141.44

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Solution

The fourth proportional to 9,209,878.68, 13,810,804.86 and 2,643,141.44 is: 3,963,560.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209,878.68 : 13,810,804.86 = 2,643,141.44 : x
  2. Step 2: Convert to fraction form
    9,209,878.68/13,810,804.86 = 2,643,141.44/x
  3. Step 3: Cross multiply
    9,209,878.68x = 13,810,804.86 × 2,643,141.44
  4. Step 4: Simplify right side
    9,209,878.68x = 36,503,910,645,219.40
  5. Step 5: Solve for x
    x = 36,503,910,645,219.40/9,209,878.68
  6. Step 6: Final answer
    x = 3,963,560.42

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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.