Home / 83,613,783.42-125,421,935.84-29,028,102.32

Finding the Fourth Proportional to 83,613,783.42, 125,421,935.84 and 29,028,102.32

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Solution

The fourth proportional to 83,613,783.42, 125,421,935.84 and 29,028,102.32 is: 43,542,591.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,613,783.42 : 125,421,935.84 = 29,028,102.32 : x
  2. Step 2: Convert to fraction form
    83,613,783.42/125,421,935.84 = 29,028,102.32/x
  3. Step 3: Cross multiply
    83,613,783.42x = 125,421,935.84 × 29,028,102.32
  4. Step 4: Simplify right side
    83,613,783.42x = 3,640,760,786,735,995.50
  5. Step 5: Solve for x
    x = 3,640,760,786,735,995.50/83,613,783.42
  6. Step 6: Final answer
    x = 43,542,591.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.