Home / 8,085,208.80-12,127,813.20-4,717,682.40

Finding the Fourth Proportional to 8,085,208.80, 12,127,813.20 and 4,717,682.40

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Solution

The fourth proportional to 8,085,208.80, 12,127,813.20 and 4,717,682.40 is: 7,076,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,208.80 : 12,127,813.20 = 4,717,682.40 : x
  2. Step 2: Convert to fraction form
    8,085,208.80/12,127,813.20 = 4,717,682.40/x
  3. Step 3: Cross multiply
    8,085,208.80x = 12,127,813.20 × 4,717,682.40
  4. Step 4: Simplify right side
    8,085,208.80x = 57,215,170,884,127.68
  5. Step 5: Solve for x
    x = 57,215,170,884,127.68/8,085,208.80
  6. Step 6: Final answer
    x = 7,076,523.60

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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.