Home / 18,457,289.57-25,471,326.89-10,197,541.82

Finding the Fourth Proportional to 18,457,289.57, 25,471,326.89 and 10,197,541.82

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Solution

The fourth proportional to 18,457,289.57, 25,471,326.89 and 10,197,541.82 is: 14,072,755.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,457,289.57 : 25,471,326.89 = 10,197,541.82 : x
  2. Step 2: Convert to fraction form
    18,457,289.57/25,471,326.89 = 10,197,541.82/x
  3. Step 3: Cross multiply
    18,457,289.57x = 25,471,326.89 × 10,197,541.82
  4. Step 4: Simplify right side
    18,457,289.57x = 259,744,921,253,637.19
  5. Step 5: Solve for x
    x = 259,744,921,253,637.19/18,457,289.57
  6. Step 6: Final answer
    x = 14,072,755.39

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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.