Home / 4,711,039.12-7,066,407.96-1,980,033.36

Finding the Fourth Proportional to 4,711,039.12, 7,066,407.96 and 1,980,033.36

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Solution

The fourth proportional to 4,711,039.12, 7,066,407.96 and 1,980,033.36 is: 2,969,986.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711,039.12 : 7,066,407.96 = 1,980,033.36 : x
  2. Step 2: Convert to fraction form
    4,711,039.12/7,066,407.96 = 1,980,033.36/x
  3. Step 3: Cross multiply
    4,711,039.12x = 7,066,407.96 × 1,980,033.36
  4. Step 4: Simplify right side
    4,711,039.12x = 13,991,723,496,169.55
  5. Step 5: Solve for x
    x = 13,991,723,496,169.55/4,711,039.12
  6. Step 6: Final answer
    x = 2,969,986.69

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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.