Home / 38,973,190.80-58,459,786.20-12,049,568.40

Finding the Fourth Proportional to 38,973,190.80, 58,459,786.20 and 12,049,568.40

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Solution

The fourth proportional to 38,973,190.80, 58,459,786.20 and 12,049,568.40 is: 18,074,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,973,190.80 : 58,459,786.20 = 12,049,568.40 : x
  2. Step 2: Convert to fraction form
    38,973,190.80/58,459,786.20 = 12,049,568.40/x
  3. Step 3: Cross multiply
    38,973,190.80x = 58,459,786.20 × 12,049,568.40
  4. Step 4: Simplify right side
    38,973,190.80x = 704,415,192,466,276.12
  5. Step 5: Solve for x
    x = 704,415,192,466,276.12/38,973,190.80
  6. Step 6: Final answer
    x = 18,074,352.60

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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.