Home / 49,319,916.40-73,984,540.20-13,418,124.40

Finding the Fourth Proportional to 49,319,916.40, 73,984,540.20 and 13,418,124.40

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Solution

The fourth proportional to 49,319,916.40, 73,984,540.20 and 13,418,124.40 is: 20,128,455.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,319,916.40 : 73,984,540.20 = 13,418,124.40 : x
  2. Step 2: Convert to fraction form
    49,319,916.40/73,984,540.20 = 13,418,124.40/x
  3. Step 3: Cross multiply
    49,319,916.40x = 73,984,540.20 × 13,418,124.40
  4. Step 4: Simplify right side
    49,319,916.40x = 992,733,764,080,401
  5. Step 5: Solve for x
    x = 992,733,764,080,401/49,319,916.40
  6. Step 6: Final answer
    x = 20,128,455.94

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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.