Home / 5,213,530.80-7,817,963.40-2,372,180.40

Finding the Fourth Proportional to 5,213,530.80, 7,817,963.40 and 2,372,180.40

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Solution

The fourth proportional to 5,213,530.80, 7,817,963.40 and 2,372,180.40 is: 3,557,209.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,530.80 : 7,817,963.40 = 2,372,180.40 : x
  2. Step 2: Convert to fraction form
    5,213,530.80/7,817,963.40 = 2,372,180.40/x
  3. Step 3: Cross multiply
    5,213,530.80x = 7,817,963.40 × 2,372,180.40
  4. Step 4: Simplify right side
    5,213,530.80x = 18,545,619,545,397.36
  5. Step 5: Solve for x
    x = 18,545,619,545,397.36/5,213,530.80
  6. Step 6: Final answer
    x = 3,557,209.17

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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.