Home / 69,629,052.15-96,083,879.81-38,688,163.47

Finding the Fourth Proportional to 69,629,052.15, 96,083,879.81 and 38,688,163.47

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Solution

The fourth proportional to 69,629,052.15, 96,083,879.81 and 38,688,163.47 is: 53,387,325.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,629,052.15 : 96,083,879.81 = 38,688,163.47 : x
  2. Step 2: Convert to fraction form
    69,629,052.15/96,083,879.81 = 38,688,163.47/x
  3. Step 3: Cross multiply
    69,629,052.15x = 96,083,879.81 × 38,688,163.47
  4. Step 4: Simplify right side
    69,629,052.15x = 3,717,308,848,727,672
  5. Step 5: Solve for x
    x = 3,717,308,848,727,672/69,629,052.15
  6. Step 6: Final answer
    x = 53,387,325.17

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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.