Home / 10,830,781.20-16,252,392.60-4,104,022.80

Finding the Fourth Proportional to 10,830,781.20, 16,252,392.60 and 4,104,022.80

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Solution

The fourth proportional to 10,830,781.20, 16,252,392.60 and 4,104,022.80 is: 6,158,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830,781.20 : 16,252,392.60 = 4,104,022.80 : x
  2. Step 2: Convert to fraction form
    10,830,781.20/16,252,392.60 = 4,104,022.80/x
  3. Step 3: Cross multiply
    10,830,781.20x = 16,252,392.60 × 4,104,022.80
  4. Step 4: Simplify right side
    10,830,781.20x = 66,700,189,784,951.27
  5. Step 5: Solve for x
    x = 66,700,189,784,951.27/10,830,781.20
  6. Step 6: Final answer
    x = 6,158,391.40

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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.