Home / 89,713,039.26-123,804,048.42-48,459,949.86

Finding the Fourth Proportional to 89,713,039.26, 123,804,048.42 and 48,459,949.86

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Solution

The fourth proportional to 89,713,039.26, 123,804,048.42 and 48,459,949.86 is: 66,874,760.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,713,039.26 : 123,804,048.42 = 48,459,949.86 : x
  2. Step 2: Convert to fraction form
    89,713,039.26/123,804,048.42 = 48,459,949.86/x
  3. Step 3: Cross multiply
    89,713,039.26x = 123,804,048.42 × 48,459,949.86
  4. Step 4: Simplify right side
    89,713,039.26x = 5,999,537,978,898,212
  5. Step 5: Solve for x
    x = 5,999,537,978,898,212/89,713,039.26
  6. Step 6: Final answer
    x = 66,874,760.11

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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.