Home / 5,146,146-7,097,033.16-3,212,585.28

Finding the Fourth Proportional to 5,146,146, 7,097,033.16 and 3,212,585.28

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Solution

The fourth proportional to 5,146,146, 7,097,033.16 and 3,212,585.28 is: 4,430,465.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146,146 : 7,097,033.16 = 3,212,585.28 : x
  2. Step 2: Convert to fraction form
    5,146,146/7,097,033.16 = 3,212,585.28/x
  3. Step 3: Cross multiply
    5,146,146x = 7,097,033.16 × 3,212,585.28
  4. Step 4: Simplify right side
    5,146,146x = 22,799,824,261,487.88
  5. Step 5: Solve for x
    x = 22,799,824,261,487.88/5,146,146
  6. Step 6: Final answer
    x = 4,430,465.88

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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.