Home / 7,770,957.56-11,657,838.89-3,513,131.00

Finding the Fourth Proportional to 7,770,957.56, 11,657,838.89 and 3,513,131.00

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Solution

The fourth proportional to 7,770,957.56, 11,657,838.89 and 3,513,131.00 is: 5,270,330.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770,957.56 : 11,657,838.89 = 3,513,131.00 : x
  2. Step 2: Convert to fraction form
    7,770,957.56/11,657,838.89 = 3,513,131.00/x
  3. Step 3: Cross multiply
    7,770,957.56x = 11,657,838.89 × 3,513,131.00
  4. Step 4: Simplify right side
    7,770,957.56x = 40,955,515,147,958.23
  5. Step 5: Solve for x
    x = 40,955,515,147,958.23/7,770,957.56
  6. Step 6: Final answer
    x = 5,270,330.57

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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.