Home / 10,200,960.72-14,077,324.44-5,617,270.80

Finding the Fourth Proportional to 10,200,960.72, 14,077,324.44 and 5,617,270.80

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Solution

The fourth proportional to 10,200,960.72, 14,077,324.44 and 5,617,270.80 is: 7,751,832.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,200,960.72 : 14,077,324.44 = 5,617,270.80 : x
  2. Step 2: Convert to fraction form
    10,200,960.72/14,077,324.44 = 5,617,270.80/x
  3. Step 3: Cross multiply
    10,200,960.72x = 14,077,324.44 × 5,617,270.80
  4. Step 4: Simplify right side
    10,200,960.72x = 79,076,143,518,938.34
  5. Step 5: Solve for x
    x = 79,076,143,518,938.34/10,200,960.72
  6. Step 6: Final answer
    x = 7,751,832.96

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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.