Home / 29,016,861.75-40,043,267.55-15,963,840.36

Finding the Fourth Proportional to 29,016,861.75, 40,043,267.55 and 15,963,840.36

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Solution

The fourth proportional to 29,016,861.75, 40,043,267.55 and 15,963,840.36 is: 22,030,098.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,016,861.75 : 40,043,267.55 = 15,963,840.36 : x
  2. Step 2: Convert to fraction form
    29,016,861.75/40,043,267.55 = 15,963,840.36/x
  3. Step 3: Cross multiply
    29,016,861.75x = 40,043,267.55 × 15,963,840.36
  4. Step 4: Simplify right side
    29,016,861.75x = 639,244,330,660,968.25
  5. Step 5: Solve for x
    x = 639,244,330,660,968.25/29,016,861.75
  6. Step 6: Final answer
    x = 22,030,098.78

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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.