Home / 7,706,246.40-11,555,870.40-2,912,342.40

Finding the Fourth Proportional to 7,706,246.40, 11,555,870.40 and 2,912,342.40

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Solution

The fourth proportional to 7,706,246.40, 11,555,870.40 and 2,912,342.40 is: 4,367,191.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,706,246.40 : 11,555,870.40 = 2,912,342.40 : x
  2. Step 2: Convert to fraction form
    7,706,246.40/11,555,870.40 = 2,912,342.40/x
  3. Step 3: Cross multiply
    7,706,246.40x = 11,555,870.40 × 2,912,342.40
  4. Step 4: Simplify right side
    7,706,246.40x = 33,654,651,334,824.96
  5. Step 5: Solve for x
    x = 33,654,651,334,824.96/7,706,246.40
  6. Step 6: Final answer
    x = 4,367,191.18

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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.