Home / 61,178,683.72-84,428,323.92-33,303,191.64

Finding the Fourth Proportional to 61,178,683.72, 84,428,323.92 and 33,303,191.64

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Solution

The fourth proportional to 61,178,683.72, 84,428,323.92 and 33,303,191.64 is: 45,959,351.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,178,683.72 : 84,428,323.92 = 33,303,191.64 : x
  2. Step 2: Convert to fraction form
    61,178,683.72/84,428,323.92 = 33,303,191.64/x
  3. Step 3: Cross multiply
    61,178,683.72x = 84,428,323.92 × 33,303,191.64
  4. Step 4: Simplify right side
    61,178,683.72x = 2,811,732,651,351,756
  5. Step 5: Solve for x
    x = 2,811,732,651,351,756/61,178,683.72
  6. Step 6: Final answer
    x = 45,959,351.86

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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.