Home / 5,486,639.88-7,574,188.52-3,654,147.72

Finding the Fourth Proportional to 5,486,639.88, 7,574,188.52 and 3,654,147.72

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Solution

The fourth proportional to 5,486,639.88, 7,574,188.52 and 3,654,147.72 is: 5,044,472.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486,639.88 : 7,574,188.52 = 3,654,147.72 : x
  2. Step 2: Convert to fraction form
    5,486,639.88/7,574,188.52 = 3,654,147.72/x
  3. Step 3: Cross multiply
    5,486,639.88x = 7,574,188.52 × 3,654,147.72
  4. Step 4: Simplify right side
    5,486,639.88x = 27,677,203,711,208.18
  5. Step 5: Solve for x
    x = 27,677,203,711,208.18/5,486,639.88
  6. Step 6: Final answer
    x = 5,044,472.45

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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.