Home / 14,546,670.75-20,087,381.70-13,857,568.92

Finding the Fourth Proportional to 14,546,670.75, 20,087,381.70 and 13,857,568.92

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Solution

The fourth proportional to 14,546,670.75, 20,087,381.70 and 13,857,568.92 is: 19,135,806.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546,670.75 : 20,087,381.70 = 13,857,568.92 : x
  2. Step 2: Convert to fraction form
    14,546,670.75/20,087,381.70 = 13,857,568.92/x
  3. Step 3: Cross multiply
    14,546,670.75x = 20,087,381.70 × 13,857,568.92
  4. Step 4: Simplify right side
    14,546,670.75x = 278,362,276,330,096.75
  5. Step 5: Solve for x
    x = 278,362,276,330,096.75/14,546,670.75
  6. Step 6: Final answer
    x = 19,135,806.48

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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.