Home / 6,531,009.69-9,796,888.23-1,982,206.89

Finding the Fourth Proportional to 6,531,009.69, 9,796,888.23 and 1,982,206.89

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Solution

The fourth proportional to 6,531,009.69, 9,796,888.23 and 1,982,206.89 is: 2,973,423.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531,009.69 : 9,796,888.23 = 1,982,206.89 : x
  2. Step 2: Convert to fraction form
    6,531,009.69/9,796,888.23 = 1,982,206.89/x
  3. Step 3: Cross multiply
    6,531,009.69x = 9,796,888.23 × 1,982,206.89
  4. Step 4: Simplify right side
    6,531,009.69x = 19,419,459,350,065.91
  5. Step 5: Solve for x
    x = 19,419,459,350,065.91/6,531,009.69
  6. Step 6: Final answer
    x = 2,973,423.75

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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.