Home / 8,702,192.88-12,008,322.16-5,031,345

Finding the Fourth Proportional to 8,702,192.88, 12,008,322.16 and 5,031,345

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Solution

The fourth proportional to 8,702,192.88, 12,008,322.16 and 5,031,345 is: 6,942,849.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702,192.88 : 12,008,322.16 = 5,031,345 : x
  2. Step 2: Convert to fraction form
    8,702,192.88/12,008,322.16 = 5,031,345/x
  3. Step 3: Cross multiply
    8,702,192.88x = 12,008,322.16 × 5,031,345
  4. Step 4: Simplify right side
    8,702,192.88x = 60,418,011,658,105.20
  5. Step 5: Solve for x
    x = 60,418,011,658,105.20/8,702,192.88
  6. Step 6: Final answer
    x = 6,942,849.06

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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.