Home / 31,479,553.14-43,440,636.45-17,540,188.03

Finding the Fourth Proportional to 31,479,553.14, 43,440,636.45 and 17,540,188.03

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Solution

The fourth proportional to 31,479,553.14, 43,440,636.45 and 17,540,188.03 is: 24,204,820.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,479,553.14 : 43,440,636.45 = 17,540,188.03 : x
  2. Step 2: Convert to fraction form
    31,479,553.14/43,440,636.45 = 17,540,188.03/x
  3. Step 3: Cross multiply
    31,479,553.14x = 43,440,636.45 × 17,540,188.03
  4. Step 4: Simplify right side
    31,479,553.14x = 761,956,931,475,871.75
  5. Step 5: Solve for x
    x = 761,956,931,475,871.75/31,479,553.14
  6. Step 6: Final answer
    x = 24,204,820.45

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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.