Home / 7,721,854.56-11,585,994.31-3,401,693.64

Finding the Fourth Proportional to 7,721,854.56, 11,585,994.31 and 3,401,693.64

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Solution

The fourth proportional to 7,721,854.56, 11,585,994.31 and 3,401,693.64 is: 5,103,955.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,854.56 : 11,585,994.31 = 3,401,693.64 : x
  2. Step 2: Convert to fraction form
    7,721,854.56/11,585,994.31 = 3,401,693.64/x
  3. Step 3: Cross multiply
    7,721,854.56x = 11,585,994.31 × 3,401,693.64
  4. Step 4: Simplify right side
    7,721,854.56x = 39,412,003,169,359.70
  5. Step 5: Solve for x
    x = 39,412,003,169,359.70/7,721,854.56
  6. Step 6: Final answer
    x = 5,103,955.64

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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.