Home / 6,869,918.30-10,304,877.45-1,821,739.10

Finding the Fourth Proportional to 6,869,918.30, 10,304,877.45 and 1,821,739.10

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Solution

The fourth proportional to 6,869,918.30, 10,304,877.45 and 1,821,739.10 is: 2,732,608.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,869,918.30 : 10,304,877.45 = 1,821,739.10 : x
  2. Step 2: Convert to fraction form
    6,869,918.30/10,304,877.45 = 1,821,739.10/x
  3. Step 3: Cross multiply
    6,869,918.30x = 10,304,877.45 × 1,821,739.10
  4. Step 4: Simplify right side
    6,869,918.30x = 18,772,798,171,373.29
  5. Step 5: Solve for x
    x = 18,772,798,171,373.29/6,869,918.30
  6. Step 6: Final answer
    x = 2,732,608.65

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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.