Home / 11,985,966.20-16,540,633.32-6,553,458.20

Finding the Fourth Proportional to 11,985,966.20, 16,540,633.32 and 6,553,458.20

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Solution

The fourth proportional to 11,985,966.20, 16,540,633.32 and 6,553,458.20 is: 9,043,772.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,985,966.20 : 16,540,633.32 = 6,553,458.20 : x
  2. Step 2: Convert to fraction form
    11,985,966.20/16,540,633.32 = 6,553,458.20/x
  3. Step 3: Cross multiply
    11,985,966.20x = 16,540,633.32 × 6,553,458.20
  4. Step 4: Simplify right side
    11,985,966.20x = 108,398,349,064,147.23
  5. Step 5: Solve for x
    x = 108,398,349,064,147.23/11,985,966.20
  6. Step 6: Final answer
    x = 9,043,772.30

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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.