Home / 6,770,725.79-9,343,600.56-3,870,178.94

Finding the Fourth Proportional to 6,770,725.79, 9,343,600.56 and 3,870,178.94

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Solution

The fourth proportional to 6,770,725.79, 9,343,600.56 and 3,870,178.94 is: 5,340,846.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770,725.79 : 9,343,600.56 = 3,870,178.94 : x
  2. Step 2: Convert to fraction form
    6,770,725.79/9,343,600.56 = 3,870,178.94/x
  3. Step 3: Cross multiply
    6,770,725.79x = 9,343,600.56 × 3,870,178.94
  4. Step 4: Simplify right side
    6,770,725.79x = 36,161,406,111,084.21
  5. Step 5: Solve for x
    x = 36,161,406,111,084.21/6,770,725.79
  6. Step 6: Final answer
    x = 5,340,846.35

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1.5x scale

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.