Home / 5,422,171.48-8,133,315.54-1,635,687.16

Finding the Fourth Proportional to 5,422,171.48, 8,133,315.54 and 1,635,687.16

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Solution

The fourth proportional to 5,422,171.48, 8,133,315.54 and 1,635,687.16 is: 2,453,548.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422,171.48 : 8,133,315.54 = 1,635,687.16 : x
  2. Step 2: Convert to fraction form
    5,422,171.48/8,133,315.54 = 1,635,687.16/x
  3. Step 3: Cross multiply
    5,422,171.48x = 8,133,315.54 × 1,635,687.16
  4. Step 4: Simplify right side
    5,422,171.48x = 13,303,559,797,006.46
  5. Step 5: Solve for x
    x = 13,303,559,797,006.46/5,422,171.48
  6. Step 6: Final answer
    x = 2,453,548.33

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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.