Home / 89,712,222.63-123,802,917.06-48,459,115.41

Finding the Fourth Proportional to 89,712,222.63, 123,802,917.06 and 48,459,115.41

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Solution

The fourth proportional to 89,712,222.63, 123,802,917.06 and 48,459,115.41 is: 66,873,606.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,712,222.63 : 123,802,917.06 = 48,459,115.41 : x
  2. Step 2: Convert to fraction form
    89,712,222.63/123,802,917.06 = 48,459,115.41/x
  3. Step 3: Cross multiply
    89,712,222.63x = 123,802,917.06 × 48,459,115.41
  4. Step 4: Simplify right side
    89,712,222.63x = 5,999,379,845,905,198
  5. Step 5: Solve for x
    x = 5,999,379,845,905,198/89,712,222.63
  6. Step 6: Final answer
    x = 66,873,606.18

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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.