Home / 3,956,099.40-5,918,402.70-3,429,469.80

Finding the Fourth Proportional to 3,956,099.40, 5,918,402.70 and 3,429,469.80

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Solution

The fourth proportional to 3,956,099.40, 5,918,402.70 and 3,429,469.80 is: 5,130,554.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956,099.40 : 5,918,402.70 = 3,429,469.80 : x
  2. Step 2: Convert to fraction form
    3,956,099.40/5,918,402.70 = 3,429,469.80/x
  3. Step 3: Cross multiply
    3,956,099.40x = 5,918,402.70 × 3,429,469.80
  4. Step 4: Simplify right side
    3,956,099.40x = 20,296,983,323,888.46
  5. Step 5: Solve for x
    x = 20,296,983,323,888.46/3,956,099.40
  6. Step 6: Final answer
    x = 5,130,554.44

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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.