Home / 45,749,904.70-68,624,857.05-15,457,330.30

Finding the Fourth Proportional to 45,749,904.70, 68,624,857.05 and 15,457,330.30

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Solution

The fourth proportional to 45,749,904.70, 68,624,857.05 and 15,457,330.30 is: 23,185,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,749,904.70 : 68,624,857.05 = 15,457,330.30 : x
  2. Step 2: Convert to fraction form
    45,749,904.70/68,624,857.05 = 15,457,330.30/x
  3. Step 3: Cross multiply
    45,749,904.70x = 68,624,857.05 × 15,457,330.30
  4. Step 4: Simplify right side
    45,749,904.70x = 1,060,757,082,212,133.62
  5. Step 5: Solve for x
    x = 1,060,757,082,212,133.62/45,749,904.70
  6. Step 6: Final answer
    x = 23,185,995.45

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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.