Home / 5,111,808.80-7,661,200.80-2,716,800.80

Finding the Fourth Proportional to 5,111,808.80, 7,661,200.80 and 2,716,800.80

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Solution

The fourth proportional to 5,111,808.80, 7,661,200.80 and 2,716,800.80 is: 4,071,740.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111,808.80 : 7,661,200.80 = 2,716,800.80 : x
  2. Step 2: Convert to fraction form
    5,111,808.80/7,661,200.80 = 2,716,800.80/x
  3. Step 3: Cross multiply
    5,111,808.80x = 7,661,200.80 × 2,716,800.80
  4. Step 4: Simplify right side
    5,111,808.80x = 20,813,956,462,400.64
  5. Step 5: Solve for x
    x = 20,813,956,462,400.64/5,111,808.80
  6. Step 6: Final answer
    x = 4,071,740.02

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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.