Home / 13,597,066.28-18,765,048.42-7,796,387.72

Finding the Fourth Proportional to 13,597,066.28, 18,765,048.42 and 7,796,387.72

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Solution

The fourth proportional to 13,597,066.28, 18,765,048.42 and 7,796,387.72 is: 10,759,644.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597,066.28 : 18,765,048.42 = 7,796,387.72 : x
  2. Step 2: Convert to fraction form
    13,597,066.28/18,765,048.42 = 7,796,387.72/x
  3. Step 3: Cross multiply
    13,597,066.28x = 18,765,048.42 × 7,796,387.72
  4. Step 4: Simplify right side
    13,597,066.28x = 146,299,593,066,893.41
  5. Step 5: Solve for x
    x = 146,299,593,066,893.41/13,597,066.28
  6. Step 6: Final answer
    x = 10,759,644.03

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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.