Home / 8,770,415.20-13,145,125.20-4,508,389.60

Finding the Fourth Proportional to 8,770,415.20, 13,145,125.20 and 4,508,389.60

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Solution

The fourth proportional to 8,770,415.20, 13,145,125.20 and 4,508,389.60 is: 6,757,188.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770,415.20 : 13,145,125.20 = 4,508,389.60 : x
  2. Step 2: Convert to fraction form
    8,770,415.20/13,145,125.20 = 4,508,389.60/x
  3. Step 3: Cross multiply
    8,770,415.20x = 13,145,125.20 × 4,508,389.60
  4. Step 4: Simplify right side
    8,770,415.20x = 59,263,345,742,377.91
  5. Step 5: Solve for x
    x = 59,263,345,742,377.91/8,770,415.20
  6. Step 6: Final answer
    x = 6,757,188.16

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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.