Home / 7,283,931.38-10,052,063.21-3,976,401.96

Finding the Fourth Proportional to 7,283,931.38, 10,052,063.21 and 3,976,401.96

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Solution

The fourth proportional to 7,283,931.38, 10,052,063.21 and 3,976,401.96 is: 5,487,564.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283,931.38 : 10,052,063.21 = 3,976,401.96 : x
  2. Step 2: Convert to fraction form
    7,283,931.38/10,052,063.21 = 3,976,401.96/x
  3. Step 3: Cross multiply
    7,283,931.38x = 10,052,063.21 × 3,976,401.96
  4. Step 4: Simplify right side
    7,283,931.38x = 39,971,043,830,405.88
  5. Step 5: Solve for x
    x = 39,971,043,830,405.88/7,283,931.38
  6. Step 6: Final answer
    x = 5,487,564.58

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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.