Home / 13,770,096.90-20,655,145.35-11,376,644.10

Finding the Fourth Proportional to 13,770,096.90, 20,655,145.35 and 11,376,644.10

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Solution

The fourth proportional to 13,770,096.90, 20,655,145.35 and 11,376,644.10 is: 17,064,966.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,770,096.90 : 20,655,145.35 = 11,376,644.10 : x
  2. Step 2: Convert to fraction form
    13,770,096.90/20,655,145.35 = 11,376,644.10/x
  3. Step 3: Cross multiply
    13,770,096.90x = 20,655,145.35 × 11,376,644.10
  4. Step 4: Simplify right side
    13,770,096.90x = 234,986,237,480,719.94
  5. Step 5: Solve for x
    x = 234,986,237,480,719.94/13,770,096.90
  6. Step 6: Final answer
    x = 17,064,966.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.