Home / 81,164,883.12-112,003,309.08-46,350,772.08

Finding the Fourth Proportional to 81,164,883.12, 112,003,309.08 and 46,350,772.08

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Solution

The fourth proportional to 81,164,883.12, 112,003,309.08 and 46,350,772.08 is: 63,961,650.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,164,883.12 : 112,003,309.08 = 46,350,772.08 : x
  2. Step 2: Convert to fraction form
    81,164,883.12/112,003,309.08 = 46,350,772.08/x
  3. Step 3: Cross multiply
    81,164,883.12x = 112,003,309.08 × 46,350,772.08
  4. Step 4: Simplify right side
    81,164,883.12x = 5,191,439,851,372,874
  5. Step 5: Solve for x
    x = 5,191,439,851,372,874/81,164,883.12
  6. Step 6: Final answer
    x = 63,961,650.06

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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.