Home / 45,459,009.95-68,188,318.09-11,380,257.41

Finding the Fourth Proportional to 45,459,009.95, 68,188,318.09 and 11,380,257.41

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Solution

The fourth proportional to 45,459,009.95, 68,188,318.09 and 11,380,257.41 is: 17,070,336.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,459,009.95 : 68,188,318.09 = 11,380,257.41 : x
  2. Step 2: Convert to fraction form
    45,459,009.95/68,188,318.09 = 11,380,257.41/x
  3. Step 3: Cross multiply
    45,459,009.95x = 68,188,318.09 × 11,380,257.41
  4. Step 4: Simplify right side
    45,459,009.95x = 776,000,611,849,767.38
  5. Step 5: Solve for x
    x = 776,000,611,849,767.38/45,459,009.95
  6. Step 6: Final answer
    x = 17,070,336.83

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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.