Home / 30,853,292.32-42,576,621.74-16,914,171.03

Finding the Fourth Proportional to 30,853,292.32, 42,576,621.74 and 16,914,171.03

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Solution

The fourth proportional to 30,853,292.32, 42,576,621.74 and 16,914,171.03 is: 23,341,050.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,853,292.32 : 42,576,621.74 = 16,914,171.03 : x
  2. Step 2: Convert to fraction form
    30,853,292.32/42,576,621.74 = 16,914,171.03/x
  3. Step 3: Cross multiply
    30,853,292.32x = 42,576,621.74 × 16,914,171.03
  4. Step 4: Simplify right side
    30,853,292.32x = 720,148,261,809,171.25
  5. Step 5: Solve for x
    x = 720,148,261,809,171.25/30,853,292.32
  6. Step 6: Final answer
    x = 23,341,050.75

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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.