Home / 12,593,615.60-18,890,423.40-4,614,402.80

Finding the Fourth Proportional to 12,593,615.60, 18,890,423.40 and 4,614,402.80

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Solution

The fourth proportional to 12,593,615.60, 18,890,423.40 and 4,614,402.80 is: 6,921,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593,615.60 : 18,890,423.40 = 4,614,402.80 : x
  2. Step 2: Convert to fraction form
    12,593,615.60/18,890,423.40 = 4,614,402.80/x
  3. Step 3: Cross multiply
    12,593,615.60x = 18,890,423.40 × 4,614,402.80
  4. Step 4: Simplify right side
    12,593,615.60x = 87,168,022,630,145.52
  5. Step 5: Solve for x
    x = 87,168,022,630,145.52/12,593,615.60
  6. Step 6: Final answer
    x = 6,921,604.20

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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.