Home / 16,490,830.64-22,747,891.32-10,285,103.48

Finding the Fourth Proportional to 16,490,830.64, 22,747,891.32 and 10,285,103.48

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Solution

The fourth proportional to 16,490,830.64, 22,747,891.32 and 10,285,103.48 is: 14,187,545.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,490,830.64 : 22,747,891.32 = 10,285,103.48 : x
  2. Step 2: Convert to fraction form
    16,490,830.64/22,747,891.32 = 10,285,103.48/x
  3. Step 3: Cross multiply
    16,490,830.64x = 22,747,891.32 × 10,285,103.48
  4. Step 4: Simplify right side
    16,490,830.64x = 233,964,416,064,254.34
  5. Step 5: Solve for x
    x = 233,964,416,064,254.34/16,490,830.64
  6. Step 6: Final answer
    x = 14,187,545.87

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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.