Home / 9,686,829.40-14,561,736.90-6,866,474.20

Finding the Fourth Proportional to 9,686,829.40, 14,561,736.90 and 6,866,474.20

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Solution

The fourth proportional to 9,686,829.40, 14,561,736.90 and 6,866,474.20 is: 10,322,034.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,686,829.40 : 14,561,736.90 = 6,866,474.20 : x
  2. Step 2: Convert to fraction form
    9,686,829.40/14,561,736.90 = 6,866,474.20/x
  3. Step 3: Cross multiply
    9,686,829.40x = 14,561,736.90 × 6,866,474.20
  4. Step 4: Simplify right side
    9,686,829.40x = 99,987,790,731,037.98
  5. Step 5: Solve for x
    x = 99,987,790,731,037.98/9,686,829.40
  6. Step 6: Final answer
    x = 10,322,034.86

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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.