Home / 7,751,200.80-11,626,801.20-2,359,808.40

Finding the Fourth Proportional to 7,751,200.80, 11,626,801.20 and 2,359,808.40

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Solution

The fourth proportional to 7,751,200.80, 11,626,801.20 and 2,359,808.40 is: 3,539,712.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,751,200.80 : 11,626,801.20 = 2,359,808.40 : x
  2. Step 2: Convert to fraction form
    7,751,200.80/11,626,801.20 = 2,359,808.40/x
  3. Step 3: Cross multiply
    7,751,200.80x = 11,626,801.20 × 2,359,808.40
  4. Step 4: Simplify right side
    7,751,200.80x = 27,437,023,136,890.08
  5. Step 5: Solve for x
    x = 27,437,023,136,890.08/7,751,200.80
  6. Step 6: Final answer
    x = 3,539,712.60

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Similar ratio
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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.