Home / 23,109,768.03-31,891,090.12-12,796,269.69

Finding the Fourth Proportional to 23,109,768.03, 31,891,090.12 and 12,796,269.69

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Solution

The fourth proportional to 23,109,768.03, 31,891,090.12 and 12,796,269.69 is: 17,658,636.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,109,768.03 : 31,891,090.12 = 12,796,269.69 : x
  2. Step 2: Convert to fraction form
    23,109,768.03/31,891,090.12 = 12,796,269.69/x
  3. Step 3: Cross multiply
    23,109,768.03x = 31,891,090.12 × 12,796,269.69
  4. Step 4: Simplify right side
    23,109,768.03x = 408,086,989,883,614.44
  5. Step 5: Solve for x
    x = 408,086,989,883,614.44/23,109,768.03
  6. Step 6: Final answer
    x = 17,658,636.35

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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.