Home / 6,869,928.30-10,304,892.45-1,821,749.10

Finding the Fourth Proportional to 6,869,928.30, 10,304,892.45 and 1,821,749.10

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Solution

The fourth proportional to 6,869,928.30, 10,304,892.45 and 1,821,749.10 is: 2,732,623.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,869,928.30 : 10,304,892.45 = 1,821,749.10 : x
  2. Step 2: Convert to fraction form
    6,869,928.30/10,304,892.45 = 1,821,749.10/x
  3. Step 3: Cross multiply
    6,869,928.30x = 10,304,892.45 × 1,821,749.10
  4. Step 4: Simplify right side
    6,869,928.30x = 18,772,928,546,384.29
  5. Step 5: Solve for x
    x = 18,772,928,546,384.29/6,869,928.30
  6. Step 6: Final answer
    x = 2,732,623.65

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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.