Home / 7,347,200.40-11,020,800.60-5,315,914.80

Finding the Fourth Proportional to 7,347,200.40, 11,020,800.60 and 5,315,914.80

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Solution

The fourth proportional to 7,347,200.40, 11,020,800.60 and 5,315,914.80 is: 7,973,872.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347,200.40 : 11,020,800.60 = 5,315,914.80 : x
  2. Step 2: Convert to fraction form
    7,347,200.40/11,020,800.60 = 5,315,914.80/x
  3. Step 3: Cross multiply
    7,347,200.40x = 11,020,800.60 × 5,315,914.80
  4. Step 4: Simplify right side
    7,347,200.40x = 58,585,637,017,388.88
  5. Step 5: Solve for x
    x = 58,585,637,017,388.88/7,347,200.40
  6. Step 6: Final answer
    x = 7,973,872.20

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Similar ratio
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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.