Home / 81,761,399.53-112,830,213.03-46,479,206.50

Finding the Fourth Proportional to 81,761,399.53, 112,830,213.03 and 46,479,206.50

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Solution

The fourth proportional to 81,761,399.53, 112,830,213.03 and 46,479,206.50 is: 64,141,010.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,761,399.53 : 112,830,213.03 = 46,479,206.50 : x
  2. Step 2: Convert to fraction form
    81,761,399.53/112,830,213.03 = 46,479,206.50/x
  3. Step 3: Cross multiply
    81,761,399.53x = 112,830,213.03 × 46,479,206.50
  4. Step 4: Simplify right side
    81,761,399.53x = 5,244,258,770,860,361
  5. Step 5: Solve for x
    x = 5,244,258,770,860,361/81,761,399.53
  6. Step 6: Final answer
    x = 64,141,010.32

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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.