Home / 16,307,983.16-22,505,031.18-8,965,941.20

Finding the Fourth Proportional to 16,307,983.16, 22,505,031.18 and 8,965,941.20

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Solution

The fourth proportional to 16,307,983.16, 22,505,031.18 and 8,965,941.20 is: 12,373,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,307,983.16 : 22,505,031.18 = 8,965,941.20 : x
  2. Step 2: Convert to fraction form
    16,307,983.16/22,505,031.18 = 8,965,941.20/x
  3. Step 3: Cross multiply
    16,307,983.16x = 22,505,031.18 × 8,965,941.20
  4. Step 4: Simplify right side
    16,307,983.16x = 201,778,786,151,521.47
  5. Step 5: Solve for x
    x = 201,778,786,151,521.47/16,307,983.16
  6. Step 6: Final answer
    x = 12,373,006.78

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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.