Home / 18,390,961.41-25,380,314.06-10,242,199.41

Finding the Fourth Proportional to 18,390,961.41, 25,380,314.06 and 10,242,199.41

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Solution

The fourth proportional to 18,390,961.41, 25,380,314.06 and 10,242,199.41 is: 14,134,673.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,390,961.41 : 25,380,314.06 = 10,242,199.41 : x
  2. Step 2: Convert to fraction form
    18,390,961.41/25,380,314.06 = 10,242,199.41/x
  3. Step 3: Cross multiply
    18,390,961.41x = 25,380,314.06 × 10,242,199.41
  4. Step 4: Simplify right side
    18,390,961.41x = 259,950,237,602,171.91
  5. Step 5: Solve for x
    x = 259,950,237,602,171.91/18,390,961.41
  6. Step 6: Final answer
    x = 14,134,673.65

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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.