Home / 18,740,557.56-25,861,787.28-10,480,525.86

Finding the Fourth Proportional to 18,740,557.56, 25,861,787.28 and 10,480,525.86

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Solution

The fourth proportional to 18,740,557.56, 25,861,787.28 and 10,480,525.86 is: 14,463,023.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,740,557.56 : 25,861,787.28 = 10,480,525.86 : x
  2. Step 2: Convert to fraction form
    18,740,557.56/25,861,787.28 = 10,480,525.86/x
  3. Step 3: Cross multiply
    18,740,557.56x = 25,861,787.28 × 10,480,525.86
  4. Step 4: Simplify right side
    18,740,557.56x = 271,045,130,373,859.06
  5. Step 5: Solve for x
    x = 271,045,130,373,859.06/18,740,557.56
  6. Step 6: Final answer
    x = 14,463,023.82

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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.