Home / 5,015,193.53-6,921,047.57-2,839,678.52

Finding the Fourth Proportional to 5,015,193.53, 6,921,047.57 and 2,839,678.52

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Solution

The fourth proportional to 5,015,193.53, 6,921,047.57 and 2,839,678.52 is: 3,918,801.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015,193.53 : 6,921,047.57 = 2,839,678.52 : x
  2. Step 2: Convert to fraction form
    5,015,193.53/6,921,047.57 = 2,839,678.52/x
  3. Step 3: Cross multiply
    5,015,193.53x = 6,921,047.57 × 2,839,678.52
  4. Step 4: Simplify right side
    5,015,193.53x = 19,653,550,071,623.57
  5. Step 5: Solve for x
    x = 19,653,550,071,623.57/5,015,193.53
  6. Step 6: Final answer
    x = 3,918,801.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.