Home / 7,642,584.82-10,546,850.67-4,157,943.40

Finding the Fourth Proportional to 7,642,584.82, 10,546,850.67 and 4,157,943.40

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Solution

The fourth proportional to 7,642,584.82, 10,546,850.67 and 4,157,943.40 is: 5,738,007.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,584.82 : 10,546,850.67 = 4,157,943.40 : x
  2. Step 2: Convert to fraction form
    7,642,584.82/10,546,850.67 = 4,157,943.40/x
  3. Step 3: Cross multiply
    7,642,584.82x = 10,546,850.67 × 4,157,943.40
  4. Step 4: Simplify right side
    7,642,584.82x = 43,853,208,155,091.79
  5. Step 5: Solve for x
    x = 43,853,208,155,091.79/7,642,584.82
  6. Step 6: Final answer
    x = 5,738,007.39

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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.