Home / 6,164,420.40-9,257,128.20-4,379,828.40

Finding the Fourth Proportional to 6,164,420.40, 9,257,128.20 and 4,379,828.40

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Solution

The fourth proportional to 6,164,420.40, 9,257,128.20 and 4,379,828.40 is: 6,577,201.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,164,420.40 : 9,257,128.20 = 4,379,828.40 : x
  2. Step 2: Convert to fraction form
    6,164,420.40/9,257,128.20 = 4,379,828.40/x
  3. Step 3: Cross multiply
    6,164,420.40x = 9,257,128.20 × 4,379,828.40
  4. Step 4: Simplify right side
    6,164,420.40x = 40,544,632,992,800.88
  5. Step 5: Solve for x
    x = 40,544,632,992,800.88/6,164,420.40
  6. Step 6: Final answer
    x = 6,577,201.16

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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.