Home / 10,509,161.80-15,763,742.70-2,936,115.40

Finding the Fourth Proportional to 10,509,161.80, 15,763,742.70 and 2,936,115.40

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Solution

The fourth proportional to 10,509,161.80, 15,763,742.70 and 2,936,115.40 is: 4,404,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509,161.80 : 15,763,742.70 = 2,936,115.40 : x
  2. Step 2: Convert to fraction form
    10,509,161.80/15,763,742.70 = 2,936,115.40/x
  3. Step 3: Cross multiply
    10,509,161.80x = 15,763,742.70 × 2,936,115.40
  4. Step 4: Simplify right side
    10,509,161.80x = 46,284,167,703,107.58
  5. Step 5: Solve for x
    x = 46,284,167,703,107.58/10,509,161.80
  6. Step 6: Final answer
    x = 4,404,173.10

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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.