Home / 10,585,870.40-14,611,790.40-8,414,266.88

Finding the Fourth Proportional to 10,585,870.40, 14,611,790.40 and 8,414,266.88

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Solution

The fourth proportional to 10,585,870.40, 14,611,790.40 and 8,414,266.88 is: 11,614,302.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,585,870.40 : 14,611,790.40 = 8,414,266.88 : x
  2. Step 2: Convert to fraction form
    10,585,870.40/14,611,790.40 = 8,414,266.88/x
  3. Step 3: Cross multiply
    10,585,870.40x = 14,611,790.40 × 8,414,266.88
  4. Step 4: Simplify right side
    10,585,870.40x = 122,947,504,020,221.97
  5. Step 5: Solve for x
    x = 122,947,504,020,221.97/10,585,870.40
  6. Step 6: Final answer
    x = 11,614,302.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.