Home / 5,678,578.56-8,509,248-4,163,270.40

Finding the Fourth Proportional to 5,678,578.56, 8,509,248 and 4,163,270.40

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Solution

The fourth proportional to 5,678,578.56, 8,509,248 and 4,163,270.40 is: 6,238,585.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,578.56 : 8,509,248 = 4,163,270.40 : x
  2. Step 2: Convert to fraction form
    5,678,578.56/8,509,248 = 4,163,270.40/x
  3. Step 3: Cross multiply
    5,678,578.56x = 8,509,248 × 4,163,270.40
  4. Step 4: Simplify right side
    5,678,578.56x = 35,426,300,324,659.20
  5. Step 5: Solve for x
    x = 35,426,300,324,659.20/5,678,578.56
  6. Step 6: Final answer
    x = 6,238,585.93

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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.