Home / 7,721,310-11,581,674.21-2,329,817.16

Finding the Fourth Proportional to 7,721,310, 11,581,674.21 and 2,329,817.16

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Solution

The fourth proportional to 7,721,310, 11,581,674.21 and 2,329,817.16 is: 3,494,638.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,310 : 11,581,674.21 = 2,329,817.16 : x
  2. Step 2: Convert to fraction form
    7,721,310/11,581,674.21 = 2,329,817.16/x
  3. Step 3: Cross multiply
    7,721,310x = 11,581,674.21 × 2,329,817.16
  4. Step 4: Simplify right side
    7,721,310x = 26,983,183,315,987.45
  5. Step 5: Solve for x
    x = 26,983,183,315,987.45/7,721,310
  6. Step 6: Final answer
    x = 3,494,638.00

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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.