Home / 18,980,862.37-26,193,453.16-10,278,833.11

Finding the Fourth Proportional to 18,980,862.37, 26,193,453.16 and 10,278,833.11

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Solution

The fourth proportional to 18,980,862.37, 26,193,453.16 and 10,278,833.11 is: 14,184,715.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,980,862.37 : 26,193,453.16 = 10,278,833.11 : x
  2. Step 2: Convert to fraction form
    18,980,862.37/26,193,453.16 = 10,278,833.11/x
  3. Step 3: Cross multiply
    18,980,862.37x = 26,193,453.16 × 10,278,833.11
  4. Step 4: Simplify right side
    18,980,862.37x = 269,238,133,423,880.72
  5. Step 5: Solve for x
    x = 269,238,133,423,880.72/18,980,862.37
  6. Step 6: Final answer
    x = 14,184,715.54

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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.