Home / 84,728,917.48-116,927,632.82-47,561,877.64

Finding the Fourth Proportional to 84,728,917.48, 116,927,632.82 and 47,561,877.64

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Solution

The fourth proportional to 84,728,917.48, 116,927,632.82 and 47,561,877.64 is: 65,636,360.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,728,917.48 : 116,927,632.82 = 47,561,877.64 : x
  2. Step 2: Convert to fraction form
    84,728,917.48/116,927,632.82 = 47,561,877.64/x
  3. Step 3: Cross multiply
    84,728,917.48x = 116,927,632.82 × 47,561,877.64
  4. Step 4: Simplify right side
    84,728,917.48x = 5,561,297,764,919,688
  5. Step 5: Solve for x
    x = 5,561,297,764,919,688/84,728,917.48
  6. Step 6: Final answer
    x = 65,636,360.41

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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.