Home / 7,770,958.06-11,657,839.65-3,513,131.50

Finding the Fourth Proportional to 7,770,958.06, 11,657,839.65 and 3,513,131.50

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Solution

The fourth proportional to 7,770,958.06, 11,657,839.65 and 3,513,131.50 is: 5,270,331.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770,958.06 : 11,657,839.65 = 3,513,131.50 : x
  2. Step 2: Convert to fraction form
    7,770,958.06/11,657,839.65 = 3,513,131.50/x
  3. Step 3: Cross multiply
    7,770,958.06x = 11,657,839.65 × 3,513,131.50
  4. Step 4: Simplify right side
    7,770,958.06x = 40,955,523,620,509.12
  5. Step 5: Solve for x
    x = 40,955,523,620,509.12/7,770,958.06
  6. Step 6: Final answer
    x = 5,270,331.32

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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.