Home / 12,774,700.35-17,628,858.82-7,267,956.66

Finding the Fourth Proportional to 12,774,700.35, 17,628,858.82 and 7,267,956.66

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Solution

The fourth proportional to 12,774,700.35, 17,628,858.82 and 7,267,956.66 is: 10,029,650.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,774,700.35 : 17,628,858.82 = 7,267,956.66 : x
  2. Step 2: Convert to fraction form
    12,774,700.35/17,628,858.82 = 7,267,956.66/x
  3. Step 3: Cross multiply
    12,774,700.35x = 17,628,858.82 × 7,267,956.66
  4. Step 4: Simplify right side
    12,774,700.35x = 128,125,781,869,018.75
  5. Step 5: Solve for x
    x = 128,125,781,869,018.75/12,774,700.35
  6. Step 6: Final answer
    x = 10,029,650.67

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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.