Home / 5,200,957.16-7,177,346.85-2,909,117.84

Finding the Fourth Proportional to 5,200,957.16, 7,177,346.85 and 2,909,117.84

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Solution

The fourth proportional to 5,200,957.16, 7,177,346.85 and 2,909,117.84 is: 4,014,597.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,957.16 : 7,177,346.85 = 2,909,117.84 : x
  2. Step 2: Convert to fraction form
    5,200,957.16/7,177,346.85 = 2,909,117.84/x
  3. Step 3: Cross multiply
    5,200,957.16x = 7,177,346.85 × 2,909,117.84
  4. Step 4: Simplify right side
    5,200,957.16x = 20,879,747,765,202.80
  5. Step 5: Solve for x
    x = 20,879,747,765,202.80/5,200,957.16
  6. Step 6: Final answer
    x = 4,014,597.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.