Home / 9,221,189-12,725,372.04-5,146,808

Finding the Fourth Proportional to 9,221,189, 12,725,372.04 and 5,146,808

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Solution

The fourth proportional to 9,221,189, 12,725,372.04 and 5,146,808 is: 7,102,668.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,221,189 : 12,725,372.04 = 5,146,808 : x
  2. Step 2: Convert to fraction form
    9,221,189/12,725,372.04 = 5,146,808/x
  3. Step 3: Cross multiply
    9,221,189x = 12,725,372.04 × 5,146,808
  4. Step 4: Simplify right side
    9,221,189x = 65,495,046,618,448.31
  5. Step 5: Solve for x
    x = 65,495,046,618,448.31/9,221,189
  6. Step 6: Final answer
    x = 7,102,668.28

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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.