Home / 5,960,864.80-8,936,242.80-2,172,138.40

Finding the Fourth Proportional to 5,960,864.80, 8,936,242.80 and 2,172,138.40

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Solution

The fourth proportional to 5,960,864.80, 8,936,242.80 and 2,172,138.40 is: 3,256,365.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,960,864.80 : 8,936,242.80 = 2,172,138.40 : x
  2. Step 2: Convert to fraction form
    5,960,864.80/8,936,242.80 = 2,172,138.40/x
  3. Step 3: Cross multiply
    5,960,864.80x = 8,936,242.80 × 2,172,138.40
  4. Step 4: Simplify right side
    5,960,864.80x = 19,410,756,137,603.52
  5. Step 5: Solve for x
    x = 19,410,756,137,603.52/5,960,864.80
  6. Step 6: Final answer
    x = 3,256,365.78

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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.