Home / 12,251,777.40-18,377,666.10-11,693,764.35

Finding the Fourth Proportional to 12,251,777.40, 18,377,666.10 and 11,693,764.35

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Solution

The fourth proportional to 12,251,777.40, 18,377,666.10 and 11,693,764.35 is: 17,540,646.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251,777.40 : 18,377,666.10 = 11,693,764.35 : x
  2. Step 2: Convert to fraction form
    12,251,777.40/18,377,666.10 = 11,693,764.35/x
  3. Step 3: Cross multiply
    12,251,777.40x = 18,377,666.10 × 11,693,764.35
  4. Step 4: Simplify right side
    12,251,777.40x = 214,904,096,676,383.53
  5. Step 5: Solve for x
    x = 214,904,096,676,383.53/12,251,777.40
  6. Step 6: Final answer
    x = 17,540,646.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.