Home / 28,950,459.71-43,427,086.22-9,519,255.51

Finding the Fourth Proportional to 28,950,459.71, 43,427,086.22 and 9,519,255.51

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Solution

The fourth proportional to 28,950,459.71, 43,427,086.22 and 9,519,255.51 is: 14,279,342.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950,459.71 : 43,427,086.22 = 9,519,255.51 : x
  2. Step 2: Convert to fraction form
    28,950,459.71/43,427,086.22 = 9,519,255.51/x
  3. Step 3: Cross multiply
    28,950,459.71x = 43,427,086.22 × 9,519,255.51
  4. Step 4: Simplify right side
    28,950,459.71x = 413,393,529,735,383.81
  5. Step 5: Solve for x
    x = 413,393,529,735,383.81/28,950,459.71
  6. Step 6: Final answer
    x = 14,279,342.50

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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.