Home / 14,493,077.40-19,992,093.96-9,051,121.56

Finding the Fourth Proportional to 14,493,077.40, 19,992,093.96 and 9,051,121.56

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Solution

The fourth proportional to 14,493,077.40, 19,992,093.96 and 9,051,121.56 is: 12,485,331.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,493,077.40 : 19,992,093.96 = 9,051,121.56 : x
  2. Step 2: Convert to fraction form
    14,493,077.40/19,992,093.96 = 9,051,121.56/x
  3. Step 3: Cross multiply
    14,493,077.40x = 19,992,093.96 × 9,051,121.56
  4. Step 4: Simplify right side
    14,493,077.40x = 180,950,872,670,901.78
  5. Step 5: Solve for x
    x = 180,950,872,670,901.78/14,493,077.40
  6. Step 6: Final answer
    x = 12,485,331.28

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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.