Home / 15,277,228.83-21,082,093.16-8,401,689.63

Finding the Fourth Proportional to 15,277,228.83, 21,082,093.16 and 8,401,689.63

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Solution

The fourth proportional to 15,277,228.83, 21,082,093.16 and 8,401,689.63 is: 11,594,066.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,277,228.83 : 21,082,093.16 = 8,401,689.63 : x
  2. Step 2: Convert to fraction form
    15,277,228.83/21,082,093.16 = 8,401,689.63/x
  3. Step 3: Cross multiply
    15,277,228.83x = 21,082,093.16 × 8,401,689.63
  4. Step 4: Simplify right side
    15,277,228.83x = 177,125,203,439,057.50
  5. Step 5: Solve for x
    x = 177,125,203,439,057.50/15,277,228.83
  6. Step 6: Final answer
    x = 11,594,066.27

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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.