Home / 12,439,827.94-18,668,149.47-4,352,873.63

Finding the Fourth Proportional to 12,439,827.94, 18,668,149.47 and 4,352,873.63

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Solution

The fourth proportional to 12,439,827.94, 18,668,149.47 and 4,352,873.63 is: 6,532,252.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,439,827.94 : 18,668,149.47 = 4,352,873.63 : x
  2. Step 2: Convert to fraction form
    12,439,827.94/18,668,149.47 = 4,352,873.63/x
  3. Step 3: Cross multiply
    12,439,827.94x = 18,668,149.47 × 4,352,873.63
  4. Step 4: Simplify right side
    12,439,827.94x = 81,260,095,548,861.47
  5. Step 5: Solve for x
    x = 81,260,095,548,861.47/12,439,827.94
  6. Step 6: Final answer
    x = 6,532,252.37

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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.