Home / 48,871,573.90-73,333,932.90-20,120,615.80

Finding the Fourth Proportional to 48,871,573.90, 73,333,932.90 and 20,120,615.80

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Solution

The fourth proportional to 48,871,573.90, 73,333,932.90 and 20,120,615.80 is: 30,191,863.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,871,573.90 : 73,333,932.90 = 20,120,615.80 : x
  2. Step 2: Convert to fraction form
    48,871,573.90/73,333,932.90 = 20,120,615.80/x
  3. Step 3: Cross multiply
    48,871,573.90x = 73,333,932.90 × 20,120,615.80
  4. Step 4: Simplify right side
    48,871,573.90x = 1,475,523,888,983,880
  5. Step 5: Solve for x
    x = 1,475,523,888,983,880/48,871,573.90
  6. Step 6: Final answer
    x = 30,191,863.52

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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.