Home / 20,214,785.34-27,898,327.26-11,048,805.90

Finding the Fourth Proportional to 20,214,785.34, 27,898,327.26 and 11,048,805.90

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Solution

The fourth proportional to 20,214,785.34, 27,898,327.26 and 11,048,805.90 is: 15,248,403.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,214,785.34 : 27,898,327.26 = 11,048,805.90 : x
  2. Step 2: Convert to fraction form
    20,214,785.34/27,898,327.26 = 11,048,805.90/x
  3. Step 3: Cross multiply
    20,214,785.34x = 27,898,327.26 × 11,048,805.90
  4. Step 4: Simplify right side
    20,214,785.34x = 308,243,202,830,418.88
  5. Step 5: Solve for x
    x = 308,243,202,830,418.88/20,214,785.34
  6. Step 6: Final answer
    x = 15,248,403.47

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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.