Home / 18,810,372.65-25,956,238.73-10,548,734.78

Finding the Fourth Proportional to 18,810,372.65, 25,956,238.73 and 10,548,734.78

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Solution

The fourth proportional to 18,810,372.65, 25,956,238.73 and 10,548,734.78 is: 14,556,090.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,810,372.65 : 25,956,238.73 = 10,548,734.78 : x
  2. Step 2: Convert to fraction form
    18,810,372.65/25,956,238.73 = 10,548,734.78/x
  3. Step 3: Cross multiply
    18,810,372.65x = 25,956,238.73 × 10,548,734.78
  4. Step 4: Simplify right side
    18,810,372.65x = 273,805,478,261,281
  5. Step 5: Solve for x
    x = 273,805,478,261,281/18,810,372.65
  6. Step 6: Final answer
    x = 14,556,090.06

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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.