Home / 48,192,395.52-66,505,368.96-28,876,811.52

Finding the Fourth Proportional to 48,192,395.52, 66,505,368.96 and 28,876,811.52

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Solution

The fourth proportional to 48,192,395.52, 66,505,368.96 and 28,876,811.52 is: 39,849,917.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,192,395.52 : 66,505,368.96 = 28,876,811.52 : x
  2. Step 2: Convert to fraction form
    48,192,395.52/66,505,368.96 = 28,876,811.52/x
  3. Step 3: Cross multiply
    48,192,395.52x = 66,505,368.96 × 28,876,811.52
  4. Step 4: Simplify right side
    48,192,395.52x = 1,920,463,004,525,978.50
  5. Step 5: Solve for x
    x = 1,920,463,004,525,978.50/48,192,395.52
  6. Step 6: Final answer
    x = 39,849,917.89

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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.