Home / 7,884,634.80-11,826,952.20-7,086,817.20

Finding the Fourth Proportional to 7,884,634.80, 11,826,952.20 and 7,086,817.20

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Solution

The fourth proportional to 7,884,634.80, 11,826,952.20 and 7,086,817.20 is: 10,630,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,634.80 : 11,826,952.20 = 7,086,817.20 : x
  2. Step 2: Convert to fraction form
    7,884,634.80/11,826,952.20 = 7,086,817.20/x
  3. Step 3: Cross multiply
    7,884,634.80x = 11,826,952.20 × 7,086,817.20
  4. Step 4: Simplify right side
    7,884,634.80x = 83,815,448,274,537.84
  5. Step 5: Solve for x
    x = 83,815,448,274,537.84/7,884,634.80
  6. Step 6: Final answer
    x = 10,630,225.80

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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.