Home / 14,567,869.28-20,104,135.44-7,952,810.48

Finding the Fourth Proportional to 14,567,869.28, 20,104,135.44 and 7,952,810.48

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Solution

The fourth proportional to 14,567,869.28, 20,104,135.44 and 7,952,810.48 is: 10,975,138.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,567,869.28 : 20,104,135.44 = 7,952,810.48 : x
  2. Step 2: Convert to fraction form
    14,567,869.28/20,104,135.44 = 7,952,810.48/x
  3. Step 3: Cross multiply
    14,567,869.28x = 20,104,135.44 × 7,952,810.48
  4. Step 4: Simplify right side
    14,567,869.28x = 159,884,379,018,571.44
  5. Step 5: Solve for x
    x = 159,884,379,018,571.44/14,567,869.28
  6. Step 6: Final answer
    x = 10,975,138.23

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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.