Home / 5,418,630.27-8,122,255.74-1,823,148.93

Finding the Fourth Proportional to 5,418,630.27, 8,122,255.74 and 1,823,148.93

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Solution

The fourth proportional to 5,418,630.27, 8,122,255.74 and 1,823,148.93 is: 2,732,809.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,630.27 : 8,122,255.74 = 1,823,148.93 : x
  2. Step 2: Convert to fraction form
    5,418,630.27/8,122,255.74 = 1,823,148.93/x
  3. Step 3: Cross multiply
    5,418,630.27x = 8,122,255.74 × 1,823,148.93
  4. Step 4: Simplify right side
    5,418,630.27x = 14,808,081,861,567.36
  5. Step 5: Solve for x
    x = 14,808,081,861,567.36/5,418,630.27
  6. Step 6: Final answer
    x = 2,732,809.05

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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.