Home / 5,111,569.80-7,660,842.30-2,716,561.80

Finding the Fourth Proportional to 5,111,569.80, 7,660,842.30 and 2,716,561.80

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Solution

The fourth proportional to 5,111,569.80, 7,660,842.30 and 2,716,561.80 is: 4,071,381.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111,569.80 : 7,660,842.30 = 2,716,561.80 : x
  2. Step 2: Convert to fraction form
    5,111,569.80/7,660,842.30 = 2,716,561.80/x
  3. Step 3: Cross multiply
    5,111,569.80x = 7,660,842.30 × 2,716,561.80
  4. Step 4: Simplify right side
    5,111,569.80x = 20,811,151,548,004.14
  5. Step 5: Solve for x
    x = 20,811,151,548,004.14/5,111,569.80
  6. Step 6: Final answer
    x = 4,071,381.66

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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.