Home / 14,520,730.80-21,781,096.20-4,946,919.60

Finding the Fourth Proportional to 14,520,730.80, 21,781,096.20 and 4,946,919.60

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Solution

The fourth proportional to 14,520,730.80, 21,781,096.20 and 4,946,919.60 is: 7,420,379.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,730.80 : 21,781,096.20 = 4,946,919.60 : x
  2. Step 2: Convert to fraction form
    14,520,730.80/21,781,096.20 = 4,946,919.60/x
  3. Step 3: Cross multiply
    14,520,730.80x = 21,781,096.20 × 4,946,919.60
  4. Step 4: Simplify right side
    14,520,730.80x = 107,749,331,701,265.52
  5. Step 5: Solve for x
    x = 107,749,331,701,265.52/14,520,730.80
  6. Step 6: Final answer
    x = 7,420,379.40

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1.5x scale

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.